Home / 39,171.28-54,060.32-23,257.20

Finding the Fourth Proportional to 39,171.28, 54,060.32 and 23,257.20

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Solution

The fourth proportional to 39,171.28, 54,060.32 and 23,257.20 is: 32,097.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,171.28 : 54,060.32 = 23,257.20 : x
  2. Step 2: Convert to fraction form
    39,171.28/54,060.32 = 23,257.20/x
  3. Step 3: Cross multiply
    39,171.28x = 54,060.32 × 23,257.20
  4. Step 4: Simplify right side
    39,171.28x = 1,257,291,674.30
  5. Step 5: Solve for x
    x = 1,257,291,674.30/39,171.28
  6. Step 6: Final answer
    x = 32,097.28

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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.