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Finding the Fourth Proportional to 65,366.70, 98,114.85 and 32,124.30

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Solution

The fourth proportional to 65,366.70, 98,114.85 and 32,124.30 is: 48,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,366.70 : 98,114.85 = 32,124.30 : x
  2. Step 2: Convert to fraction form
    65,366.70/98,114.85 = 32,124.30/x
  3. Step 3: Cross multiply
    65,366.70x = 98,114.85 × 32,124.30
  4. Step 4: Simplify right side
    65,366.70x = 3,151,870,875.86
  5. Step 5: Solve for x
    x = 3,151,870,875.86/65,366.70
  6. Step 6: Final answer
    x = 48,218.30

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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.