Home / 97,514.29-134,569.90-54,493.78

Finding the Fourth Proportional to 97,514.29, 134,569.90 and 54,493.78

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Solution

The fourth proportional to 97,514.29, 134,569.90 and 54,493.78 is: 75,201.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,514.29 : 134,569.90 = 54,493.78 : x
  2. Step 2: Convert to fraction form
    97,514.29/134,569.90 = 54,493.78/x
  3. Step 3: Cross multiply
    97,514.29x = 134,569.90 × 54,493.78
  4. Step 4: Simplify right side
    97,514.29x = 7,333,222,280.90
  5. Step 5: Solve for x
    x = 7,333,222,280.90/97,514.29
  6. Step 6: Final answer
    x = 75,201.52

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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.