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Finding the Fourth Proportional to 52,180.80, 78,184.80 and 44,404.80

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Solution

The fourth proportional to 52,180.80, 78,184.80 and 44,404.80 is: 66,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,180.80 : 78,184.80 = 44,404.80 : x
  2. Step 2: Convert to fraction form
    52,180.80/78,184.80 = 44,404.80/x
  3. Step 3: Cross multiply
    52,180.80x = 78,184.80 × 44,404.80
  4. Step 4: Simplify right side
    52,180.80x = 3,471,780,407.04
  5. Step 5: Solve for x
    x = 3,471,780,407.04/52,180.80
  6. Step 6: Final answer
    x = 66,533.68

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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.