Home / 127,744.40-176,153.64-95,428.38

Finding the Fourth Proportional to 127,744.40, 176,153.64 and 95,428.38

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Solution

The fourth proportional to 127,744.40, 176,153.64 and 95,428.38 is: 131,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,744.40 : 176,153.64 = 95,428.38 : x
  2. Step 2: Convert to fraction form
    127,744.40/176,153.64 = 95,428.38/x
  3. Step 3: Cross multiply
    127,744.40x = 176,153.64 × 95,428.38
  4. Step 4: Simplify right side
    127,744.40x = 16,810,056,496.30
  5. Step 5: Solve for x
    x = 16,810,056,496.30/127,744.40
  6. Step 6: Final answer
    x = 131,591.34

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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.