Home / 39,154.17-54,035.42-22,158.41

Finding the Fourth Proportional to 39,154.17, 54,035.42 and 22,158.41

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Solution

The fourth proportional to 39,154.17, 54,035.42 and 22,158.41 is: 30,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,154.17 : 54,035.42 = 22,158.41 : x
  2. Step 2: Convert to fraction form
    39,154.17/54,035.42 = 22,158.41/x
  3. Step 3: Cross multiply
    39,154.17x = 54,035.42 × 22,158.41
  4. Step 4: Simplify right side
    39,154.17x = 1,197,338,609.91
  5. Step 5: Solve for x
    x = 1,197,338,609.91/39,154.17
  6. Step 6: Final answer
    x = 30,580.10

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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.