Home / 106,299.90-146,700.17-60,977.56

Finding the Fourth Proportional to 106,299.90, 146,700.17 and 60,977.56

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Solution

The fourth proportional to 106,299.90, 146,700.17 and 60,977.56 is: 84,152.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,299.90 : 146,700.17 = 60,977.56 : x
  2. Step 2: Convert to fraction form
    106,299.90/146,700.17 = 60,977.56/x
  3. Step 3: Cross multiply
    106,299.90x = 146,700.17 × 60,977.56
  4. Step 4: Simplify right side
    106,299.90x = 8,945,418,418.19
  5. Step 5: Solve for x
    x = 8,945,418,418.19/106,299.90
  6. Step 6: Final answer
    x = 84,152.65

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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.