Home / 124,729.58-187,008.98-44,765.78

Finding the Fourth Proportional to 124,729.58, 187,008.98 and 44,765.78

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Solution

The fourth proportional to 124,729.58, 187,008.98 and 44,765.78 is: 67,118.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,729.58 : 187,008.98 = 44,765.78 : x
  2. Step 2: Convert to fraction form
    124,729.58/187,008.98 = 44,765.78/x
  3. Step 3: Cross multiply
    124,729.58x = 187,008.98 × 44,765.78
  4. Step 4: Simplify right side
    124,729.58x = 8,371,601,697.83
  5. Step 5: Solve for x
    x = 8,371,601,697.83/124,729.58
  6. Step 6: Final answer
    x = 67,118.01

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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.