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Finding the Fourth Proportional to 65,765.55, 98,648.33 and 44,770.35

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Solution

The fourth proportional to 65,765.55, 98,648.33 and 44,770.35 is: 67,155.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,765.55 : 98,648.33 = 44,770.35 : x
  2. Step 2: Convert to fraction form
    65,765.55/98,648.33 = 44,770.35/x
  3. Step 3: Cross multiply
    65,765.55x = 98,648.33 × 44,770.35
  4. Step 4: Simplify right side
    65,765.55x = 4,416,520,037.16
  5. Step 5: Solve for x
    x = 4,416,520,037.16/65,765.55
  6. Step 6: Final answer
    x = 67,155.53

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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.