Home / 124,687.20-187,070.64-44,671.15

Finding the Fourth Proportional to 124,687.20, 187,070.64 and 44,671.15

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Solution

The fourth proportional to 124,687.20, 187,070.64 and 44,671.15 is: 67,021.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,687.20 : 187,070.64 = 44,671.15 : x
  2. Step 2: Convert to fraction form
    124,687.20/187,070.64 = 44,671.15/x
  3. Step 3: Cross multiply
    124,687.20x = 187,070.64 × 44,671.15
  4. Step 4: Simplify right side
    124,687.20x = 8,356,661,021.39
  5. Step 5: Solve for x
    x = 8,356,661,021.39/124,687.20
  6. Step 6: Final answer
    x = 67,021.00

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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.