Home / 72,519.60-108,779.06-22,599.73

Finding the Fourth Proportional to 72,519.60, 108,779.06 and 22,599.73

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Solution

The fourth proportional to 72,519.60, 108,779.06 and 22,599.73 is: 33,899.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,519.60 : 108,779.06 = 22,599.73 : x
  2. Step 2: Convert to fraction form
    72,519.60/108,779.06 = 22,599.73/x
  3. Step 3: Cross multiply
    72,519.60x = 108,779.06 × 22,599.73
  4. Step 4: Simplify right side
    72,519.60x = 2,458,377,385.65
  5. Step 5: Solve for x
    x = 2,458,377,385.65/72,519.60
  6. Step 6: Final answer
    x = 33,899.49

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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.