Home / 168,422.40-232,438.80-96,844.32

Finding the Fourth Proportional to 168,422.40, 232,438.80 and 96,844.32

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Solution

The fourth proportional to 168,422.40, 232,438.80 and 96,844.32 is: 133,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,422.40 : 232,438.80 = 96,844.32 : x
  2. Step 2: Convert to fraction form
    168,422.40/232,438.80 = 96,844.32/x
  3. Step 3: Cross multiply
    168,422.40x = 232,438.80 × 96,844.32
  4. Step 4: Simplify right side
    168,422.40x = 22,510,377,527.62
  5. Step 5: Solve for x
    x = 22,510,377,527.62/168,422.40
  6. Step 6: Final answer
    x = 133,654.30

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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.