Home / 168,831.50-232,994.79-93,380.06

Finding the Fourth Proportional to 168,831.50, 232,994.79 and 93,380.06

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Solution

The fourth proportional to 168,831.50, 232,994.79 and 93,380.06 is: 128,868.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,831.50 : 232,994.79 = 93,380.06 : x
  2. Step 2: Convert to fraction form
    168,831.50/232,994.79 = 93,380.06/x
  3. Step 3: Cross multiply
    168,831.50x = 232,994.79 × 93,380.06
  4. Step 4: Simplify right side
    168,831.50x = 21,757,067,469.89
  5. Step 5: Solve for x
    x = 21,757,067,469.89/168,831.50
  6. Step 6: Final answer
    x = 128,868.53

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1.5x scale

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.