Home / 130,891.60-196,178.67-59,716.73

Finding the Fourth Proportional to 130,891.60, 196,178.67 and 59,716.73

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Solution

The fourth proportional to 130,891.60, 196,178.67 and 59,716.73 is: 89,502.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,891.60 : 196,178.67 = 59,716.73 : x
  2. Step 2: Convert to fraction form
    130,891.60/196,178.67 = 59,716.73/x
  3. Step 3: Cross multiply
    130,891.60x = 196,178.67 × 59,716.73
  4. Step 4: Simplify right side
    130,891.60x = 11,715,148,668.15
  5. Step 5: Solve for x
    x = 11,715,148,668.15/130,891.60
  6. Step 6: Final answer
    x = 89,502.68

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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.