Home / 159,831.02-220,592.70-95,308.28

Finding the Fourth Proportional to 159,831.02, 220,592.70 and 95,308.28

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Solution

The fourth proportional to 159,831.02, 220,592.70 and 95,308.28 is: 131,540.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,831.02 : 220,592.70 = 95,308.28 : x
  2. Step 2: Convert to fraction form
    159,831.02/220,592.70 = 95,308.28/x
  3. Step 3: Cross multiply
    159,831.02x = 220,592.70 × 95,308.28
  4. Step 4: Simplify right side
    159,831.02x = 21,024,310,817.56
  5. Step 5: Solve for x
    x = 21,024,310,817.56/159,831.02
  6. Step 6: Final answer
    x = 131,540.87

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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.