Home / 106,185.60-159,064.74-49,179.24

Finding the Fourth Proportional to 106,185.60, 159,064.74 and 49,179.24

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Solution

The fourth proportional to 106,185.60, 159,064.74 and 49,179.24 is: 73,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,185.60 : 159,064.74 = 49,179.24 : x
  2. Step 2: Convert to fraction form
    106,185.60/159,064.74 = 49,179.24/x
  3. Step 3: Cross multiply
    106,185.60x = 159,064.74 × 49,179.24
  4. Step 4: Simplify right side
    106,185.60x = 7,822,683,024.00
  5. Step 5: Solve for x
    x = 7,822,683,024.00/106,185.60
  6. Step 6: Final answer
    x = 73,669.90

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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.