Home / 237,579.12-327,867.35-130,149.13

Finding the Fourth Proportional to 237,579.12, 327,867.35 and 130,149.13

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Solution

The fourth proportional to 237,579.12, 327,867.35 and 130,149.13 is: 179,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,579.12 : 327,867.35 = 130,149.13 : x
  2. Step 2: Convert to fraction form
    237,579.12/327,867.35 = 130,149.13/x
  3. Step 3: Cross multiply
    237,579.12x = 327,867.35 × 130,149.13
  4. Step 4: Simplify right side
    237,579.12x = 42,671,648,718.57
  5. Step 5: Solve for x
    x = 42,671,648,718.57/237,579.12
  6. Step 6: Final answer
    x = 179,610.27

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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.