Home / 87,903.31-131,941.59-62,630.89

Finding the Fourth Proportional to 87,903.31, 131,941.59 and 62,630.89

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Solution

The fourth proportional to 87,903.31, 131,941.59 and 62,630.89 is: 94,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,903.31 : 131,941.59 = 62,630.89 : x
  2. Step 2: Convert to fraction form
    87,903.31/131,941.59 = 62,630.89/x
  3. Step 3: Cross multiply
    87,903.31x = 131,941.59 × 62,630.89
  4. Step 4: Simplify right side
    87,903.31x = 8,263,619,374.64
  5. Step 5: Solve for x
    x = 8,263,619,374.64/87,903.31
  6. Step 6: Final answer
    x = 94,008.06

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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.