Home / 39,200.76-54,061.22-29,154.33

Finding the Fourth Proportional to 39,200.76, 54,061.22 and 29,154.33

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Solution

The fourth proportional to 39,200.76, 54,061.22 and 29,154.33 is: 40,206.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,200.76 : 54,061.22 = 29,154.33 : x
  2. Step 2: Convert to fraction form
    39,200.76/54,061.22 = 29,154.33/x
  3. Step 3: Cross multiply
    39,200.76x = 54,061.22 × 29,154.33
  4. Step 4: Simplify right side
    39,200.76x = 1,576,118,720.97
  5. Step 5: Solve for x
    x = 1,576,118,720.97/39,200.76
  6. Step 6: Final answer
    x = 40,206.33

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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.