Home / 42,536.31-63,799.60-11,373.99

Finding the Fourth Proportional to 42,536.31, 63,799.60 and 11,373.99

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Solution

The fourth proportional to 42,536.31, 63,799.60 and 11,373.99 is: 17,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,536.31 : 63,799.60 = 11,373.99 : x
  2. Step 2: Convert to fraction form
    42,536.31/63,799.60 = 11,373.99/x
  3. Step 3: Cross multiply
    42,536.31x = 63,799.60 × 11,373.99
  4. Step 4: Simplify right side
    42,536.31x = 725,656,012.40
  5. Step 5: Solve for x
    x = 725,656,012.40/42,536.31
  6. Step 6: Final answer
    x = 17,059.68

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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.