Home / 65,831.45-98,747.17-36,234.05

Finding the Fourth Proportional to 65,831.45, 98,747.17 and 36,234.05

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Solution

The fourth proportional to 65,831.45, 98,747.17 and 36,234.05 is: 54,351.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,831.45 : 98,747.17 = 36,234.05 : x
  2. Step 2: Convert to fraction form
    65,831.45/98,747.17 = 36,234.05/x
  3. Step 3: Cross multiply
    65,831.45x = 98,747.17 × 36,234.05
  4. Step 4: Simplify right side
    65,831.45x = 3,578,009,310.82
  5. Step 5: Solve for x
    x = 3,578,009,310.82/65,831.45
  6. Step 6: Final answer
    x = 54,351.07

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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.