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Finding the Fourth Proportional to 110,168.12, 152,034.90 and 59,867.12

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Solution

The fourth proportional to 110,168.12, 152,034.90 and 59,867.12 is: 82,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,168.12 : 152,034.90 = 59,867.12 : x
  2. Step 2: Convert to fraction form
    110,168.12/152,034.90 = 59,867.12/x
  3. Step 3: Cross multiply
    110,168.12x = 152,034.90 × 59,867.12
  4. Step 4: Simplify right side
    110,168.12x = 9,101,891,602.49
  5. Step 5: Solve for x
    x = 9,101,891,602.49/110,168.12
  6. Step 6: Final answer
    x = 82,618.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.