Home / 127,750.82-176,301.58-71,162.22

Finding the Fourth Proportional to 127,750.82, 176,301.58 and 71,162.22

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Solution

The fourth proportional to 127,750.82, 176,301.58 and 71,162.22 is: 98,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,750.82 : 176,301.58 = 71,162.22 : x
  2. Step 2: Convert to fraction form
    127,750.82/176,301.58 = 71,162.22/x
  3. Step 3: Cross multiply
    127,750.82x = 176,301.58 × 71,162.22
  4. Step 4: Simplify right side
    127,750.82x = 12,546,011,822.31
  5. Step 5: Solve for x
    x = 12,546,011,822.31/127,750.82
  6. Step 6: Final answer
    x = 98,206.90

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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.