Home / 123,685.11-185,524.02-106,995.87

Finding the Fourth Proportional to 123,685.11, 185,524.02 and 106,995.87

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Solution

The fourth proportional to 123,685.11, 185,524.02 and 106,995.87 is: 160,490.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,685.11 : 185,524.02 = 106,995.87 : x
  2. Step 2: Convert to fraction form
    123,685.11/185,524.02 = 106,995.87/x
  3. Step 3: Cross multiply
    123,685.11x = 185,524.02 × 106,995.87
  4. Step 4: Simplify right side
    123,685.11x = 19,850,303,925.80
  5. Step 5: Solve for x
    x = 19,850,303,925.80/123,685.11
  6. Step 6: Final answer
    x = 160,490.65

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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.