Home / 94,650.04-141,975.12-53,126.20

Finding the Fourth Proportional to 94,650.04, 141,975.12 and 53,126.20

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Solution

The fourth proportional to 94,650.04, 141,975.12 and 53,126.20 is: 79,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,650.04 : 141,975.12 = 53,126.20 : x
  2. Step 2: Convert to fraction form
    94,650.04/141,975.12 = 53,126.20/x
  3. Step 3: Cross multiply
    94,650.04x = 141,975.12 × 53,126.20
  4. Step 4: Simplify right side
    94,650.04x = 7,542,598,620.14
  5. Step 5: Solve for x
    x = 7,542,598,620.14/94,650.04
  6. Step 6: Final answer
    x = 79,689.33

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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.