Home / 124,029.64-186,044.58-45,144.52

Finding the Fourth Proportional to 124,029.64, 186,044.58 and 45,144.52

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Solution

The fourth proportional to 124,029.64, 186,044.58 and 45,144.52 is: 67,716.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,029.64 : 186,044.58 = 45,144.52 : x
  2. Step 2: Convert to fraction form
    124,029.64/186,044.58 = 45,144.52/x
  3. Step 3: Cross multiply
    124,029.64x = 186,044.58 × 45,144.52
  4. Step 4: Simplify right side
    124,029.64x = 8,398,893,262.70
  5. Step 5: Solve for x
    x = 8,398,893,262.70/124,029.64
  6. Step 6: Final answer
    x = 67,716.82

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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.