Home / 106,358.19-146,780.08-61,035.81

Finding the Fourth Proportional to 106,358.19, 146,780.08 and 61,035.81

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Solution

The fourth proportional to 106,358.19, 146,780.08 and 61,035.81 is: 84,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,358.19 : 146,780.08 = 61,035.81 : x
  2. Step 2: Convert to fraction form
    106,358.19/146,780.08 = 61,035.81/x
  3. Step 3: Cross multiply
    106,358.19x = 146,780.08 × 61,035.81
  4. Step 4: Simplify right side
    106,358.19x = 8,958,840,340.76
  5. Step 5: Solve for x
    x = 8,958,840,340.76/106,358.19
  6. Step 6: Final answer
    x = 84,232.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.