Home / 39,248.03-54,143.23-23,321.20

Finding the Fourth Proportional to 39,248.03, 54,143.23 and 23,321.20

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Solution

The fourth proportional to 39,248.03, 54,143.23 and 23,321.20 is: 32,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,248.03 : 54,143.23 = 23,321.20 : x
  2. Step 2: Convert to fraction form
    39,248.03/54,143.23 = 23,321.20/x
  3. Step 3: Cross multiply
    39,248.03x = 54,143.23 × 23,321.20
  4. Step 4: Simplify right side
    39,248.03x = 1,262,684,989.27
  5. Step 5: Solve for x
    x = 1,262,684,989.27/39,248.03
  6. Step 6: Final answer
    x = 32,171.94

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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.