Home / 130,750.05-196,207.97-55,870.73

Finding the Fourth Proportional to 130,750.05, 196,207.97 and 55,870.73

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Solution

The fourth proportional to 130,750.05, 196,207.97 and 55,870.73 is: 83,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,750.05 : 196,207.97 = 55,870.73 : x
  2. Step 2: Convert to fraction form
    130,750.05/196,207.97 = 55,870.73/x
  3. Step 3: Cross multiply
    130,750.05x = 196,207.97 × 55,870.73
  4. Step 4: Simplify right side
    130,750.05x = 10,962,281,255.32
  5. Step 5: Solve for x
    x = 10,962,281,255.32/130,750.05
  6. Step 6: Final answer
    x = 83,841.51

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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.