Home / 42,334.88-63,489.34-29,271.20

Finding the Fourth Proportional to 42,334.88, 63,489.34 and 29,271.20

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Solution

The fourth proportional to 42,334.88, 63,489.34 and 29,271.20 is: 43,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,334.88 : 63,489.34 = 29,271.20 : x
  2. Step 2: Convert to fraction form
    42,334.88/63,489.34 = 29,271.20/x
  3. Step 3: Cross multiply
    42,334.88x = 63,489.34 × 29,271.20
  4. Step 4: Simplify right side
    42,334.88x = 1,858,409,169.01
  5. Step 5: Solve for x
    x = 1,858,409,169.01/42,334.88
  6. Step 6: Final answer
    x = 43,897.83

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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.