Home / 106,043.18-159,064.80-49,842.02

Finding the Fourth Proportional to 106,043.18, 159,064.80 and 49,842.02

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Solution

The fourth proportional to 106,043.18, 159,064.80 and 49,842.02 is: 74,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,043.18 : 159,064.80 = 49,842.02 : x
  2. Step 2: Convert to fraction form
    106,043.18/159,064.80 = 49,842.02/x
  3. Step 3: Cross multiply
    106,043.18x = 159,064.80 × 49,842.02
  4. Step 4: Simplify right side
    106,043.18x = 7,928,110,942.90
  5. Step 5: Solve for x
    x = 7,928,110,942.90/106,043.18
  6. Step 6: Final answer
    x = 74,763.04

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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.