Home / 90,393.50-135,591.41-62,306.02

Finding the Fourth Proportional to 90,393.50, 135,591.41 and 62,306.02

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Solution

The fourth proportional to 90,393.50, 135,591.41 and 62,306.02 is: 93,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,393.50 : 135,591.41 = 62,306.02 : x
  2. Step 2: Convert to fraction form
    90,393.50/135,591.41 = 62,306.02/x
  3. Step 3: Cross multiply
    90,393.50x = 135,591.41 × 62,306.02
  4. Step 4: Simplify right side
    90,393.50x = 8,448,160,871.96
  5. Step 5: Solve for x
    x = 8,448,160,871.96/90,393.50
  6. Step 6: Final answer
    x = 93,459.82

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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.