Home / 177,305.72-244,892.94-129,482.36

Finding the Fourth Proportional to 177,305.72, 244,892.94 and 129,482.36

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Solution

The fourth proportional to 177,305.72, 244,892.94 and 129,482.36 is: 178,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,305.72 : 244,892.94 = 129,482.36 : x
  2. Step 2: Convert to fraction form
    177,305.72/244,892.94 = 129,482.36/x
  3. Step 3: Cross multiply
    177,305.72x = 244,892.94 × 129,482.36
  4. Step 4: Simplify right side
    177,305.72x = 31,709,315,818.54
  5. Step 5: Solve for x
    x = 31,709,315,818.54/177,305.72
  6. Step 6: Final answer
    x = 178,839.78

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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.