Home / 63,456.90-87,392.97-62,079.36

Finding the Fourth Proportional to 63,456.90, 87,392.97 and 62,079.36

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Solution

The fourth proportional to 63,456.90, 87,392.97 and 62,079.36 is: 85,495.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,456.90 : 87,392.97 = 62,079.36 : x
  2. Step 2: Convert to fraction form
    63,456.90/87,392.97 = 62,079.36/x
  3. Step 3: Cross multiply
    63,456.90x = 87,392.97 × 62,079.36
  4. Step 4: Simplify right side
    63,456.90x = 5,425,299,646.10
  5. Step 5: Solve for x
    x = 5,425,299,646.10/63,456.90
  6. Step 6: Final answer
    x = 85,495.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.