Home / 187,504.06-258,754.08-102,620.92

Finding the Fourth Proportional to 187,504.06, 258,754.08 and 102,620.92

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Solution

The fourth proportional to 187,504.06, 258,754.08 and 102,620.92 is: 141,616.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,504.06 : 258,754.08 = 102,620.92 : x
  2. Step 2: Convert to fraction form
    187,504.06/258,754.08 = 102,620.92/x
  3. Step 3: Cross multiply
    187,504.06x = 258,754.08 × 102,620.92
  4. Step 4: Simplify right side
    187,504.06x = 26,553,581,743.35
  5. Step 5: Solve for x
    x = 26,553,581,743.35/187,504.06
  6. Step 6: Final answer
    x = 141,616.04

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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.