Home / 106,299.40-146,699.48-60,977.06

Finding the Fourth Proportional to 106,299.40, 146,699.48 and 60,977.06

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Solution

The fourth proportional to 106,299.40, 146,699.48 and 60,977.06 is: 84,151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,299.40 : 146,699.48 = 60,977.06 : x
  2. Step 2: Convert to fraction form
    106,299.40/146,699.48 = 60,977.06/x
  3. Step 3: Cross multiply
    106,299.40x = 146,699.48 × 60,977.06
  4. Step 4: Simplify right side
    106,299.40x = 8,945,302,689.04
  5. Step 5: Solve for x
    x = 8,945,302,689.04/106,299.40
  6. Step 6: Final answer
    x = 84,151.96

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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.