Home / 237,141.09-327,250.13-129,710.79

Finding the Fourth Proportional to 237,141.09, 327,250.13 and 129,710.79

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Solution

The fourth proportional to 237,141.09, 327,250.13 and 129,710.79 is: 178,998.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,141.09 : 327,250.13 = 129,710.79 : x
  2. Step 2: Convert to fraction form
    237,141.09/327,250.13 = 129,710.79/x
  3. Step 3: Cross multiply
    237,141.09x = 327,250.13 × 129,710.79
  4. Step 4: Simplify right side
    237,141.09x = 42,447,872,241.35
  5. Step 5: Solve for x
    x = 42,447,872,241.35/237,141.09
  6. Step 6: Final answer
    x = 178,998.39

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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.