Home / 40,498.60-60,618.30-21,732.52

Finding the Fourth Proportional to 40,498.60, 60,618.30 and 21,732.52

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Solution

The fourth proportional to 40,498.60, 60,618.30 and 21,732.52 is: 32,529.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,498.60 : 60,618.30 = 21,732.52 : x
  2. Step 2: Convert to fraction form
    40,498.60/60,618.30 = 21,732.52/x
  3. Step 3: Cross multiply
    40,498.60x = 60,618.30 × 21,732.52
  4. Step 4: Simplify right side
    40,498.60x = 1,317,388,417.12
  5. Step 5: Solve for x
    x = 1,317,388,417.12/40,498.60
  6. Step 6: Final answer
    x = 32,529.23

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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.