Home / 52,591.20-78,733.20-47,061.60

Finding the Fourth Proportional to 52,591.20, 78,733.20 and 47,061.60

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Solution

The fourth proportional to 52,591.20, 78,733.20 and 47,061.60 is: 70,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,591.20 : 78,733.20 = 47,061.60 : x
  2. Step 2: Convert to fraction form
    52,591.20/78,733.20 = 47,061.60/x
  3. Step 3: Cross multiply
    52,591.20x = 78,733.20 × 47,061.60
  4. Step 4: Simplify right side
    52,591.20x = 3,705,310,365.12
  5. Step 5: Solve for x
    x = 3,705,310,365.12/52,591.20
  6. Step 6: Final answer
    x = 70,454.95

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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.