Home / 54,657.18-75,468.51-53,785.62

Finding the Fourth Proportional to 54,657.18, 75,468.51 and 53,785.62

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Solution

The fourth proportional to 54,657.18, 75,468.51 and 53,785.62 is: 74,265.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,657.18 : 75,468.51 = 53,785.62 : x
  2. Step 2: Convert to fraction form
    54,657.18/75,468.51 = 53,785.62/x
  3. Step 3: Cross multiply
    54,657.18x = 75,468.51 × 53,785.62
  4. Step 4: Simplify right side
    54,657.18x = 4,059,120,600.83
  5. Step 5: Solve for x
    x = 4,059,120,600.83/54,657.18
  6. Step 6: Final answer
    x = 74,265.09

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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.