Home / 138,007.77-190,595.28-95,098.83

Finding the Fourth Proportional to 138,007.77, 190,595.28 and 95,098.83

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Solution

The fourth proportional to 138,007.77, 190,595.28 and 95,098.83 is: 131,335.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,007.77 : 190,595.28 = 95,098.83 : x
  2. Step 2: Convert to fraction form
    138,007.77/190,595.28 = 95,098.83/x
  3. Step 3: Cross multiply
    138,007.77x = 190,595.28 × 95,098.83
  4. Step 4: Simplify right side
    138,007.77x = 18,125,387,238.48
  5. Step 5: Solve for x
    x = 18,125,387,238.48/138,007.77
  6. Step 6: Final answer
    x = 131,335.99

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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.