Home / 187,287.69-258,456.66-101,246.73

Finding the Fourth Proportional to 187,287.69, 258,456.66 and 101,246.73

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Solution

The fourth proportional to 187,287.69, 258,456.66 and 101,246.73 is: 139,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,287.69 : 258,456.66 = 101,246.73 : x
  2. Step 2: Convert to fraction form
    187,287.69/258,456.66 = 101,246.73/x
  3. Step 3: Cross multiply
    187,287.69x = 258,456.66 × 101,246.73
  4. Step 4: Simplify right side
    187,287.69x = 26,167,891,671.72
  5. Step 5: Solve for x
    x = 26,167,891,671.72/187,287.69
  6. Step 6: Final answer
    x = 139,720.30

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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.