Home / 36,342.40-54,513.92-10,055.20

Finding the Fourth Proportional to 36,342.40, 54,513.92 and 10,055.20

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Solution

The fourth proportional to 36,342.40, 54,513.92 and 10,055.20 is: 15,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,342.40 : 54,513.92 = 10,055.20 : x
  2. Step 2: Convert to fraction form
    36,342.40/54,513.92 = 10,055.20/x
  3. Step 3: Cross multiply
    36,342.40x = 54,513.92 × 10,055.20
  4. Step 4: Simplify right side
    36,342.40x = 548,148,368.38
  5. Step 5: Solve for x
    x = 548,148,368.38/36,342.40
  6. Step 6: Final answer
    x = 15,082.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.