Home / 137,014.76-205,557.98-58,132.20

Finding the Fourth Proportional to 137,014.76, 205,557.98 and 58,132.20

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Solution

The fourth proportional to 137,014.76, 205,557.98 and 58,132.20 is: 87,213.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,014.76 : 205,557.98 = 58,132.20 : x
  2. Step 2: Convert to fraction form
    137,014.76/205,557.98 = 58,132.20/x
  3. Step 3: Cross multiply
    137,014.76x = 205,557.98 × 58,132.20
  4. Step 4: Simplify right side
    137,014.76x = 11,949,537,604.96
  5. Step 5: Solve for x
    x = 11,949,537,604.96/137,014.76
  6. Step 6: Final answer
    x = 87,213.51

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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.