Home / 176,016.20-242,744.82-138,224.84

Finding the Fourth Proportional to 176,016.20, 242,744.82 and 138,224.84

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Solution

The fourth proportional to 176,016.20, 242,744.82 and 138,224.84 is: 190,626.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,016.20 : 242,744.82 = 138,224.84 : x
  2. Step 2: Convert to fraction form
    176,016.20/242,744.82 = 138,224.84/x
  3. Step 3: Cross multiply
    176,016.20x = 242,744.82 × 138,224.84
  4. Step 4: Simplify right side
    176,016.20x = 33,553,363,905.33
  5. Step 5: Solve for x
    x = 33,553,363,905.33/176,016.20
  6. Step 6: Final answer
    x = 190,626.57

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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.