Home / 187,227.72-258,355.98-106,648.92

Finding the Fourth Proportional to 187,227.72, 258,355.98 and 106,648.92

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Solution

The fourth proportional to 187,227.72, 258,355.98 and 106,648.92 is: 147,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,227.72 : 258,355.98 = 106,648.92 : x
  2. Step 2: Convert to fraction form
    187,227.72/258,355.98 = 106,648.92/x
  3. Step 3: Cross multiply
    187,227.72x = 258,355.98 × 106,648.92
  4. Step 4: Simplify right side
    187,227.72x = 27,553,386,242.54
  5. Step 5: Solve for x
    x = 27,553,386,242.54/187,227.72
  6. Step 6: Final answer
    x = 147,165.10

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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.