Home / 40,329.12-60,493.68-19,555.68

Finding the Fourth Proportional to 40,329.12, 60,493.68 and 19,555.68

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Solution

The fourth proportional to 40,329.12, 60,493.68 and 19,555.68 is: 29,333.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,329.12 : 60,493.68 = 19,555.68 : x
  2. Step 2: Convert to fraction form
    40,329.12/60,493.68 = 19,555.68/x
  3. Step 3: Cross multiply
    40,329.12x = 60,493.68 × 19,555.68
  4. Step 4: Simplify right side
    40,329.12x = 1,182,995,048.10
  5. Step 5: Solve for x
    x = 1,182,995,048.10/40,329.12
  6. Step 6: Final answer
    x = 29,333.52

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Similar ratio
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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.