Home / 124,832.46-187,240.05-45,931.98

Finding the Fourth Proportional to 124,832.46, 187,240.05 and 45,931.98

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Solution

The fourth proportional to 124,832.46, 187,240.05 and 45,931.98 is: 68,894.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,832.46 : 187,240.05 = 45,931.98 : x
  2. Step 2: Convert to fraction form
    124,832.46/187,240.05 = 45,931.98/x
  3. Step 3: Cross multiply
    124,832.46x = 187,240.05 × 45,931.98
  4. Step 4: Simplify right side
    124,832.46x = 8,600,306,231.80
  5. Step 5: Solve for x
    x = 8,600,306,231.80/124,832.46
  6. Step 6: Final answer
    x = 68,894.79

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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.