Home / 237,428.77-327,651.78-130,005.61

Finding the Fourth Proportional to 237,428.77, 327,651.78 and 130,005.61

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Solution

The fourth proportional to 237,428.77, 327,651.78 and 130,005.61 is: 179,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,428.77 : 327,651.78 = 130,005.61 : x
  2. Step 2: Convert to fraction form
    237,428.77/327,651.78 = 130,005.61/x
  3. Step 3: Cross multiply
    237,428.77x = 327,651.78 × 130,005.61
  4. Step 4: Simplify right side
    237,428.77x = 42,596,569,194.88
  5. Step 5: Solve for x
    x = 42,596,569,194.88/237,428.77
  6. Step 6: Final answer
    x = 179,407.78

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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.