Home / 65,624.20-98,436.30-52,502.20

Finding the Fourth Proportional to 65,624.20, 98,436.30 and 52,502.20

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Solution

The fourth proportional to 65,624.20, 98,436.30 and 52,502.20 is: 78,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,624.20 : 98,436.30 = 52,502.20 : x
  2. Step 2: Convert to fraction form
    65,624.20/98,436.30 = 52,502.20/x
  3. Step 3: Cross multiply
    65,624.20x = 98,436.30 × 52,502.20
  4. Step 4: Simplify right side
    65,624.20x = 5,168,122,309.86
  5. Step 5: Solve for x
    x = 5,168,122,309.86/65,624.20
  6. Step 6: Final answer
    x = 78,753.30

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1.5x scale

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.