Home / 106,080.30-159,098.03-31,180.07

Finding the Fourth Proportional to 106,080.30, 159,098.03 and 31,180.07

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Solution

The fourth proportional to 106,080.30, 159,098.03 and 31,180.07 is: 46,763.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,080.30 : 159,098.03 = 31,180.07 : x
  2. Step 2: Convert to fraction form
    106,080.30/159,098.03 = 31,180.07/x
  3. Step 3: Cross multiply
    106,080.30x = 159,098.03 × 31,180.07
  4. Step 4: Simplify right side
    106,080.30x = 4,960,687,712.26
  5. Step 5: Solve for x
    x = 4,960,687,712.26/106,080.30
  6. Step 6: Final answer
    x = 46,763.52

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1.5x scale

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.