Home / 126,932.40-175,166.64-70,343.64

Finding the Fourth Proportional to 126,932.40, 175,166.64 and 70,343.64

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Solution

The fourth proportional to 126,932.40, 175,166.64 and 70,343.64 is: 97,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,932.40 : 175,166.64 = 70,343.64 : x
  2. Step 2: Convert to fraction form
    126,932.40/175,166.64 = 70,343.64/x
  3. Step 3: Cross multiply
    126,932.40x = 175,166.64 × 70,343.64
  4. Step 4: Simplify right side
    126,932.40x = 12,321,859,064.17
  5. Step 5: Solve for x
    x = 12,321,859,064.17/126,932.40
  6. Step 6: Final answer
    x = 97,074.18

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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.