Home / 39,213.72-54,119.60-23,298.24

Finding the Fourth Proportional to 39,213.72, 54,119.60 and 23,298.24

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Solution

The fourth proportional to 39,213.72, 54,119.60 and 23,298.24 is: 32,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,213.72 : 54,119.60 = 23,298.24 : x
  2. Step 2: Convert to fraction form
    39,213.72/54,119.60 = 23,298.24/x
  3. Step 3: Cross multiply
    39,213.72x = 54,119.60 × 23,298.24
  4. Step 4: Simplify right side
    39,213.72x = 1,260,891,313.01
  5. Step 5: Solve for x
    x = 1,260,891,313.01/39,213.72
  6. Step 6: Final answer
    x = 32,154.34

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Double scale
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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.