Home / 102,250.97-153,397.19-43,086.61

Finding the Fourth Proportional to 102,250.97, 153,397.19 and 43,086.61

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Solution

The fourth proportional to 102,250.97, 153,397.19 and 43,086.61 is: 64,638.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,250.97 : 153,397.19 = 43,086.61 : x
  2. Step 2: Convert to fraction form
    102,250.97/153,397.19 = 43,086.61/x
  3. Step 3: Cross multiply
    102,250.97x = 153,397.19 × 43,086.61
  4. Step 4: Simplify right side
    102,250.97x = 6,609,364,900.63
  5. Step 5: Solve for x
    x = 6,609,364,900.63/102,250.97
  6. Step 6: Final answer
    x = 64,638.65

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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.