Home / 54,102.56-74,572.32-36,191.12

Finding the Fourth Proportional to 54,102.56, 74,572.32 and 36,191.12

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Solution

The fourth proportional to 54,102.56, 74,572.32 and 36,191.12 is: 49,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,102.56 : 74,572.32 = 36,191.12 : x
  2. Step 2: Convert to fraction form
    54,102.56/74,572.32 = 36,191.12/x
  3. Step 3: Cross multiply
    54,102.56x = 74,572.32 × 36,191.12
  4. Step 4: Simplify right side
    54,102.56x = 2,698,855,781.80
  5. Step 5: Solve for x
    x = 2,698,855,781.80/54,102.56
  6. Step 6: Final answer
    x = 49,884.07

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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.