Home / 104,200.49-156,301.11-25,314.71

Finding the Fourth Proportional to 104,200.49, 156,301.11 and 25,314.71

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Solution

The fourth proportional to 104,200.49, 156,301.11 and 25,314.71 is: 37,972.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,200.49 : 156,301.11 = 25,314.71 : x
  2. Step 2: Convert to fraction form
    104,200.49/156,301.11 = 25,314.71/x
  3. Step 3: Cross multiply
    104,200.49x = 156,301.11 × 25,314.71
  4. Step 4: Simplify right side
    104,200.49x = 3,956,717,663.08
  5. Step 5: Solve for x
    x = 3,956,717,663.08/104,200.49
  6. Step 6: Final answer
    x = 37,972.16

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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.