Home / 52,592.20-78,888.30-40,841.80

Finding the Fourth Proportional to 52,592.20, 78,888.30 and 40,841.80

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Solution

The fourth proportional to 52,592.20, 78,888.30 and 40,841.80 is: 61,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,592.20 : 78,888.30 = 40,841.80 : x
  2. Step 2: Convert to fraction form
    52,592.20/78,888.30 = 40,841.80/x
  3. Step 3: Cross multiply
    52,592.20x = 78,888.30 × 40,841.80
  4. Step 4: Simplify right side
    52,592.20x = 3,221,940,170.94
  5. Step 5: Solve for x
    x = 3,221,940,170.94/52,592.20
  6. Step 6: Final answer
    x = 61,262.70

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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.