Home / 106,521.68-159,782.33-62,117.30

Finding the Fourth Proportional to 106,521.68, 159,782.33 and 62,117.30

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Solution

The fourth proportional to 106,521.68, 159,782.33 and 62,117.30 is: 93,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,521.68 : 159,782.33 = 62,117.30 : x
  2. Step 2: Convert to fraction form
    106,521.68/159,782.33 = 62,117.30/x
  3. Step 3: Cross multiply
    106,521.68x = 159,782.33 × 62,117.30
  4. Step 4: Simplify right side
    106,521.68x = 9,925,246,283.69
  5. Step 5: Solve for x
    x = 9,925,246,283.69/106,521.68
  6. Step 6: Final answer
    x = 93,175.83

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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.