Home / 187,513.13-258,766.14-101,470.23

Finding the Fourth Proportional to 187,513.13, 258,766.14 and 101,470.23

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Solution

The fourth proportional to 187,513.13, 258,766.14 and 101,470.23 is: 140,027.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,513.13 : 258,766.14 = 101,470.23 : x
  2. Step 2: Convert to fraction form
    187,513.13/258,766.14 = 101,470.23/x
  3. Step 3: Cross multiply
    187,513.13x = 258,766.14 × 101,470.23
  4. Step 4: Simplify right side
    187,513.13x = 26,257,059,152.15
  5. Step 5: Solve for x
    x = 26,257,059,152.15/187,513.13
  6. Step 6: Final answer
    x = 140,027.84

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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.