Home / 137,986.81-207,002.08-44,470.69

Finding the Fourth Proportional to 137,986.81, 207,002.08 and 44,470.69

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Solution

The fourth proportional to 137,986.81, 207,002.08 and 44,470.69 is: 66,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,986.81 : 207,002.08 = 44,470.69 : x
  2. Step 2: Convert to fraction form
    137,986.81/207,002.08 = 44,470.69/x
  3. Step 3: Cross multiply
    137,986.81x = 207,002.08 × 44,470.69
  4. Step 4: Simplify right side
    137,986.81x = 9,205,524,867.12
  5. Step 5: Solve for x
    x = 9,205,524,867.12/137,986.81
  6. Step 6: Final answer
    x = 66,713.08

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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.