Home / 42,536.38-63,799.70-11,374.06

Finding the Fourth Proportional to 42,536.38, 63,799.70 and 11,374.06

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Solution

The fourth proportional to 42,536.38, 63,799.70 and 11,374.06 is: 17,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,536.38 : 63,799.70 = 11,374.06 : x
  2. Step 2: Convert to fraction form
    42,536.38/63,799.70 = 11,374.06/x
  3. Step 3: Cross multiply
    42,536.38x = 63,799.70 × 11,374.06
  4. Step 4: Simplify right side
    42,536.38x = 725,661,615.78
  5. Step 5: Solve for x
    x = 725,661,615.78/42,536.38
  6. Step 6: Final answer
    x = 17,059.79

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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.