Home / 127,974.38-191,812.11-96,282.63

Finding the Fourth Proportional to 127,974.38, 191,812.11 and 96,282.63

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Solution

The fourth proportional to 127,974.38, 191,812.11 and 96,282.63 is: 144,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,974.38 : 191,812.11 = 96,282.63 : x
  2. Step 2: Convert to fraction form
    127,974.38/191,812.11 = 96,282.63/x
  3. Step 3: Cross multiply
    127,974.38x = 191,812.11 × 96,282.63
  4. Step 4: Simplify right side
    127,974.38x = 18,468,174,055.59
  5. Step 5: Solve for x
    x = 18,468,174,055.59/127,974.38
  6. Step 6: Final answer
    x = 144,311.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.