Home / 39,145.57-54,034.90-23,230.02

Finding the Fourth Proportional to 39,145.57, 54,034.90 and 23,230.02

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Solution

The fourth proportional to 39,145.57, 54,034.90 and 23,230.02 is: 32,065.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,145.57 : 54,034.90 = 23,230.02 : x
  2. Step 2: Convert to fraction form
    39,145.57/54,034.90 = 23,230.02/x
  3. Step 3: Cross multiply
    39,145.57x = 54,034.90 × 23,230.02
  4. Step 4: Simplify right side
    39,145.57x = 1,255,231,749.62
  5. Step 5: Solve for x
    x = 1,255,231,749.62/39,145.57
  6. Step 6: Final answer
    x = 32,065.74

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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.