Home / 52,779.20-79,233.60-29,105.60

Finding the Fourth Proportional to 52,779.20, 79,233.60 and 29,105.60

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Solution

The fourth proportional to 52,779.20, 79,233.60 and 29,105.60 is: 43,694.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,779.20 : 79,233.60 = 29,105.60 : x
  2. Step 2: Convert to fraction form
    52,779.20/79,233.60 = 29,105.60/x
  3. Step 3: Cross multiply
    52,779.20x = 79,233.60 × 29,105.60
  4. Step 4: Simplify right side
    52,779.20x = 2,306,141,468.16
  5. Step 5: Solve for x
    x = 2,306,141,468.16/52,779.20
  6. Step 6: Final answer
    x = 43,694.13

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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.