Home / 124,371.24-186,611.82-65,192.76

Finding the Fourth Proportional to 124,371.24, 186,611.82 and 65,192.76

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Solution

The fourth proportional to 124,371.24, 186,611.82 and 65,192.76 is: 97,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,371.24 : 186,611.82 = 65,192.76 : x
  2. Step 2: Convert to fraction form
    124,371.24/186,611.82 = 65,192.76/x
  3. Step 3: Cross multiply
    124,371.24x = 186,611.82 × 65,192.76
  4. Step 4: Simplify right side
    124,371.24x = 12,165,739,594.42
  5. Step 5: Solve for x
    x = 12,165,739,594.42/124,371.24
  6. Step 6: Final answer
    x = 97,817.95

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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.