Home / 58,139.28-87,260.76-26,992.08

Finding the Fourth Proportional to 58,139.28, 87,260.76 and 26,992.08

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Solution

The fourth proportional to 58,139.28, 87,260.76 and 26,992.08 is: 40,512.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,139.28 : 87,260.76 = 26,992.08 : x
  2. Step 2: Convert to fraction form
    58,139.28/87,260.76 = 26,992.08/x
  3. Step 3: Cross multiply
    58,139.28x = 87,260.76 × 26,992.08
  4. Step 4: Simplify right side
    58,139.28x = 2,355,349,414.78
  5. Step 5: Solve for x
    x = 2,355,349,414.78/58,139.28
  6. Step 6: Final answer
    x = 40,512.19

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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.