Home / 83,479.16-125,233.32-36,730.82

Finding the Fourth Proportional to 83,479.16, 125,233.32 and 36,730.82

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Solution

The fourth proportional to 83,479.16, 125,233.32 and 36,730.82 is: 55,102.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,479.16 : 125,233.32 = 36,730.82 : x
  2. Step 2: Convert to fraction form
    83,479.16/125,233.32 = 36,730.82/x
  3. Step 3: Cross multiply
    83,479.16x = 125,233.32 × 36,730.82
  4. Step 4: Simplify right side
    83,479.16x = 4,599,922,534.92
  5. Step 5: Solve for x
    x = 4,599,922,534.92/83,479.16
  6. Step 6: Final answer
    x = 55,102.65

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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.