Home / 237,754.97-328,135.42-147,140.12

Finding the Fourth Proportional to 237,754.97, 328,135.42 and 147,140.12

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Solution

The fourth proportional to 237,754.97, 328,135.42 and 147,140.12 is: 203,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,754.97 : 328,135.42 = 147,140.12 : x
  2. Step 2: Convert to fraction form
    237,754.97/328,135.42 = 147,140.12/x
  3. Step 3: Cross multiply
    237,754.97x = 328,135.42 × 147,140.12
  4. Step 4: Simplify right side
    237,754.97x = 48,281,884,233.55
  5. Step 5: Solve for x
    x = 48,281,884,233.55/237,754.97
  6. Step 6: Final answer
    x = 203,074.13

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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.