Home / 124,689.30-187,060.26-40,442.92

Finding the Fourth Proportional to 124,689.30, 187,060.26 and 40,442.92

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Solution

The fourth proportional to 124,689.30, 187,060.26 and 40,442.92 is: 60,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,689.30 : 187,060.26 = 40,442.92 : x
  2. Step 2: Convert to fraction form
    124,689.30/187,060.26 = 40,442.92/x
  3. Step 3: Cross multiply
    124,689.30x = 187,060.26 × 40,442.92
  4. Step 4: Simplify right side
    124,689.30x = 7,565,263,525.35
  5. Step 5: Solve for x
    x = 7,565,263,525.35/124,689.30
  6. Step 6: Final answer
    x = 60,672.92

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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.