Home / 54,565.92-81,771.93-43,423.02

Finding the Fourth Proportional to 54,565.92, 81,771.93 and 43,423.02

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Solution

The fourth proportional to 54,565.92, 81,771.93 and 43,423.02 is: 65,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,565.92 : 81,771.93 = 43,423.02 : x
  2. Step 2: Convert to fraction form
    54,565.92/81,771.93 = 43,423.02/x
  3. Step 3: Cross multiply
    54,565.92x = 81,771.93 × 43,423.02
  4. Step 4: Simplify right side
    54,565.92x = 3,550,784,151.83
  5. Step 5: Solve for x
    x = 3,550,784,151.83/54,565.92
  6. Step 6: Final answer
    x = 65,073.29

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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.