Home / 237,734.46-328,070.79-128,836.62

Finding the Fourth Proportional to 237,734.46, 328,070.79 and 128,836.62

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Solution

The fourth proportional to 237,734.46, 328,070.79 and 128,836.62 is: 177,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,734.46 : 328,070.79 = 128,836.62 : x
  2. Step 2: Convert to fraction form
    237,734.46/328,070.79 = 128,836.62/x
  3. Step 3: Cross multiply
    237,734.46x = 328,070.79 × 128,836.62
  4. Step 4: Simplify right side
    237,734.46x = 42,267,531,704.33
  5. Step 5: Solve for x
    x = 42,267,531,704.33/237,734.46
  6. Step 6: Final answer
    x = 177,793.04

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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.