Home / 84,002.93-125,960.64-39,617.76

Finding the Fourth Proportional to 84,002.93, 125,960.64 and 39,617.76

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Solution

The fourth proportional to 84,002.93, 125,960.64 and 39,617.76 is: 59,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,002.93 : 125,960.64 = 39,617.76 : x
  2. Step 2: Convert to fraction form
    84,002.93/125,960.64 = 39,617.76/x
  3. Step 3: Cross multiply
    84,002.93x = 125,960.64 × 39,617.76
  4. Step 4: Simplify right side
    84,002.93x = 4,990,278,404.97
  5. Step 5: Solve for x
    x = 4,990,278,404.97/84,002.93
  6. Step 6: Final answer
    x = 59,406.01

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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.