Home / 104,424.05-156,634.71-25,538.96

Finding the Fourth Proportional to 104,424.05, 156,634.71 and 25,538.96

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Solution

The fourth proportional to 104,424.05, 156,634.71 and 25,538.96 is: 38,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.05 : 156,634.71 = 25,538.96 : x
  2. Step 2: Convert to fraction form
    104,424.05/156,634.71 = 25,538.96/x
  3. Step 3: Cross multiply
    104,424.05x = 156,634.71 × 25,538.96
  4. Step 4: Simplify right side
    104,424.05x = 4,000,286,810.13
  5. Step 5: Solve for x
    x = 4,000,286,810.13/104,424.05
  6. Step 6: Final answer
    x = 38,308.10

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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.