Home / 237,650.30-327,955.18-128,752.13

Finding the Fourth Proportional to 237,650.30, 327,955.18 and 128,752.13

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Solution

The fourth proportional to 237,650.30, 327,955.18 and 128,752.13 is: 177,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,650.30 : 327,955.18 = 128,752.13 : x
  2. Step 2: Convert to fraction form
    237,650.30/327,955.18 = 128,752.13/x
  3. Step 3: Cross multiply
    237,650.30x = 327,955.18 × 128,752.13
  4. Step 4: Simplify right side
    237,650.30x = 42,224,928,708.95
  5. Step 5: Solve for x
    x = 42,224,928,708.95/237,650.30
  6. Step 6: Final answer
    x = 177,676.73

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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.