Home / 58,302.32-87,456.20-18,862.52

Finding the Fourth Proportional to 58,302.32, 87,456.20 and 18,862.52

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Solution

The fourth proportional to 58,302.32, 87,456.20 and 18,862.52 is: 28,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,302.32 : 87,456.20 = 18,862.52 : x
  2. Step 2: Convert to fraction form
    58,302.32/87,456.20 = 18,862.52/x
  3. Step 3: Cross multiply
    58,302.32x = 87,456.20 × 18,862.52
  4. Step 4: Simplify right side
    58,302.32x = 1,649,643,790.03
  5. Step 5: Solve for x
    x = 1,649,643,790.03/58,302.32
  6. Step 6: Final answer
    x = 28,294.65

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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.