Home / 237,278.66-327,443.95-129,847.75

Finding the Fourth Proportional to 237,278.66, 327,443.95 and 129,847.75

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Solution

The fourth proportional to 237,278.66, 327,443.95 and 129,847.75 is: 179,189.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,278.66 : 327,443.95 = 129,847.75 : x
  2. Step 2: Convert to fraction form
    237,278.66/327,443.95 = 129,847.75/x
  3. Step 3: Cross multiply
    237,278.66x = 327,443.95 × 129,847.75
  4. Step 4: Simplify right side
    237,278.66x = 42,517,860,977.22
  5. Step 5: Solve for x
    x = 42,517,860,977.22/237,278.66
  6. Step 6: Final answer
    x = 179,189.57

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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.