Home / 96,629.30-144,948.50-79,730.96

Finding the Fourth Proportional to 96,629.30, 144,948.50 and 79,730.96

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Solution

The fourth proportional to 96,629.30, 144,948.50 and 79,730.96 is: 119,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,629.30 : 144,948.50 = 79,730.96 : x
  2. Step 2: Convert to fraction form
    96,629.30/144,948.50 = 79,730.96/x
  3. Step 3: Cross multiply
    96,629.30x = 144,948.50 × 79,730.96
  4. Step 4: Simplify right side
    96,629.30x = 11,556,881,932.16
  5. Step 5: Solve for x
    x = 11,556,881,932.16/96,629.30
  6. Step 6: Final answer
    x = 119,600.19

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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.