Home / 65,180.06-89,929.13-36,497.15

Finding the Fourth Proportional to 65,180.06, 89,929.13 and 36,497.15

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Solution

The fourth proportional to 65,180.06, 89,929.13 and 36,497.15 is: 50,355.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,180.06 : 89,929.13 = 36,497.15 : x
  2. Step 2: Convert to fraction form
    65,180.06/89,929.13 = 36,497.15/x
  3. Step 3: Cross multiply
    65,180.06x = 89,929.13 × 36,497.15
  4. Step 4: Simplify right side
    65,180.06x = 3,282,156,314.85
  5. Step 5: Solve for x
    x = 3,282,156,314.85/65,180.06
  6. Step 6: Final answer
    x = 50,355.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.