Home / 127,917.48-176,574.78-96,178.62

Finding the Fourth Proportional to 127,917.48, 176,574.78 and 96,178.62

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Solution

The fourth proportional to 127,917.48, 176,574.78 and 96,178.62 is: 132,763.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,917.48 : 176,574.78 = 96,178.62 : x
  2. Step 2: Convert to fraction form
    127,917.48/176,574.78 = 96,178.62/x
  3. Step 3: Cross multiply
    127,917.48x = 176,574.78 × 96,178.62
  4. Step 4: Simplify right side
    127,917.48x = 16,982,718,667.20
  5. Step 5: Solve for x
    x = 16,982,718,667.20/127,917.48
  6. Step 6: Final answer
    x = 132,763.08

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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.