Home / 124,926.14-187,377.06-68,747.78

Finding the Fourth Proportional to 124,926.14, 187,377.06 and 68,747.78

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Solution

The fourth proportional to 124,926.14, 187,377.06 and 68,747.78 is: 103,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,926.14 : 187,377.06 = 68,747.78 : x
  2. Step 2: Convert to fraction form
    124,926.14/187,377.06 = 68,747.78/x
  3. Step 3: Cross multiply
    124,926.14x = 187,377.06 × 68,747.78
  4. Step 4: Simplify right side
    124,926.14x = 12,881,756,897.93
  5. Step 5: Solve for x
    x = 12,881,756,897.93/124,926.14
  6. Step 6: Final answer
    x = 103,114.98

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1.5x scale

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.