Home / 98,262.57-135,624.21-62,445.60

Finding the Fourth Proportional to 98,262.57, 135,624.21 and 62,445.60

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Solution

The fourth proportional to 98,262.57, 135,624.21 and 62,445.60 is: 86,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,262.57 : 135,624.21 = 62,445.60 : x
  2. Step 2: Convert to fraction form
    98,262.57/135,624.21 = 62,445.60/x
  3. Step 3: Cross multiply
    98,262.57x = 135,624.21 × 62,445.60
  4. Step 4: Simplify right side
    98,262.57x = 8,469,135,167.98
  5. Step 5: Solve for x
    x = 8,469,135,167.98/98,262.57
  6. Step 6: Final answer
    x = 86,188.82

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1.5x scale

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.