Home / 40,687.68-56,154.15-24,771.18

Finding the Fourth Proportional to 40,687.68, 56,154.15 and 24,771.18

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Solution

The fourth proportional to 40,687.68, 56,154.15 and 24,771.18 is: 34,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,687.68 : 56,154.15 = 24,771.18 : x
  2. Step 2: Convert to fraction form
    40,687.68/56,154.15 = 24,771.18/x
  3. Step 3: Cross multiply
    40,687.68x = 56,154.15 × 24,771.18
  4. Step 4: Simplify right side
    40,687.68x = 1,391,004,557.40
  5. Step 5: Solve for x
    x = 1,391,004,557.40/40,687.68
  6. Step 6: Final answer
    x = 34,187.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.