Home / 42,372.36-63,558.48-39,569.88

Finding the Fourth Proportional to 42,372.36, 63,558.48 and 39,569.88

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Solution

The fourth proportional to 42,372.36, 63,558.48 and 39,569.88 is: 59,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,372.36 : 63,558.48 = 39,569.88 : x
  2. Step 2: Convert to fraction form
    42,372.36/63,558.48 = 39,569.88/x
  3. Step 3: Cross multiply
    42,372.36x = 63,558.48 × 39,569.88
  4. Step 4: Simplify right side
    42,372.36x = 2,515,001,426.58
  5. Step 5: Solve for x
    x = 2,515,001,426.58/42,372.36
  6. Step 6: Final answer
    x = 59,354.76

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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.