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Finding the Fourth Proportional to 59,079.40, 88,619.10 and 27,975.40

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Solution

The fourth proportional to 59,079.40, 88,619.10 and 27,975.40 is: 41,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,079.40 : 88,619.10 = 27,975.40 : x
  2. Step 2: Convert to fraction form
    59,079.40/88,619.10 = 27,975.40/x
  3. Step 3: Cross multiply
    59,079.40x = 88,619.10 × 27,975.40
  4. Step 4: Simplify right side
    59,079.40x = 2,479,154,770.14
  5. Step 5: Solve for x
    x = 2,479,154,770.14/59,079.40
  6. Step 6: Final answer
    x = 41,963.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.