Home / 106,209.30-146,551.69-60,878.94

Finding the Fourth Proportional to 106,209.30, 146,551.69 and 60,878.94

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Solution

The fourth proportional to 106,209.30, 146,551.69 and 60,878.94 is: 84,003.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,209.30 : 146,551.69 = 60,878.94 : x
  2. Step 2: Convert to fraction form
    106,209.30/146,551.69 = 60,878.94/x
  3. Step 3: Cross multiply
    106,209.30x = 146,551.69 × 60,878.94
  4. Step 4: Simplify right side
    106,209.30x = 8,921,911,542.41
  5. Step 5: Solve for x
    x = 8,921,911,542.41/106,209.30
  6. Step 6: Final answer
    x = 84,003.11

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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.