Home / 187,553.83-281,355.45-61,149.69

Finding the Fourth Proportional to 187,553.83, 281,355.45 and 61,149.69

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Solution

The fourth proportional to 187,553.83, 281,355.45 and 61,149.69 is: 91,732.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,553.83 : 281,355.45 = 61,149.69 : x
  2. Step 2: Convert to fraction form
    187,553.83/281,355.45 = 61,149.69/x
  3. Step 3: Cross multiply
    187,553.83x = 281,355.45 × 61,149.69
  4. Step 4: Simplify right side
    187,553.83x = 17,204,798,547.31
  5. Step 5: Solve for x
    x = 17,204,798,547.31/187,553.83
  6. Step 6: Final answer
    x = 91,732.59

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1.5x scale

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.