Home / 106,057.50-158,948.66-49,109.84

Finding the Fourth Proportional to 106,057.50, 158,948.66 and 49,109.84

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Solution

The fourth proportional to 106,057.50, 158,948.66 and 49,109.84 is: 73,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,057.50 : 158,948.66 = 49,109.84 : x
  2. Step 2: Convert to fraction form
    106,057.50/158,948.66 = 49,109.84/x
  3. Step 3: Cross multiply
    106,057.50x = 158,948.66 × 49,109.84
  4. Step 4: Simplify right side
    106,057.50x = 7,805,943,260.81
  5. Step 5: Solve for x
    x = 7,805,943,260.81/106,057.50
  6. Step 6: Final answer
    x = 73,601.05

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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.