Home / 95,542.43-131,547.39-86,685.08

Finding the Fourth Proportional to 95,542.43, 131,547.39 and 86,685.08

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Solution

The fourth proportional to 95,542.43, 131,547.39 and 86,685.08 is: 119,352.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,542.43 : 131,547.39 = 86,685.08 : x
  2. Step 2: Convert to fraction form
    95,542.43/131,547.39 = 86,685.08/x
  3. Step 3: Cross multiply
    95,542.43x = 131,547.39 × 86,685.08
  4. Step 4: Simplify right side
    95,542.43x = 11,403,196,025.94
  5. Step 5: Solve for x
    x = 11,403,196,025.94/95,542.43
  6. Step 6: Final answer
    x = 119,352.17

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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.