Home / 176,491.20-243,556.80-95,919.36

Finding the Fourth Proportional to 176,491.20, 243,556.80 and 95,919.36

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Solution

The fourth proportional to 176,491.20, 243,556.80 and 95,919.36 is: 132,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,491.20 : 243,556.80 = 95,919.36 : x
  2. Step 2: Convert to fraction form
    176,491.20/243,556.80 = 95,919.36/x
  3. Step 3: Cross multiply
    176,491.20x = 243,556.80 × 95,919.36
  4. Step 4: Simplify right side
    176,491.20x = 23,361,812,379.65
  5. Step 5: Solve for x
    x = 23,361,812,379.65/176,491.20
  6. Step 6: Final answer
    x = 132,368.14

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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.