Home / 106,321.97-146,730.47-60,999.57

Finding the Fourth Proportional to 106,321.97, 146,730.47 and 60,999.57

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Solution

The fourth proportional to 106,321.97, 146,730.47 and 60,999.57 is: 84,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,321.97 : 146,730.47 = 60,999.57 : x
  2. Step 2: Convert to fraction form
    106,321.97/146,730.47 = 60,999.57/x
  3. Step 3: Cross multiply
    106,321.97x = 146,730.47 × 60,999.57
  4. Step 4: Simplify right side
    106,321.97x = 8,950,495,270.90
  5. Step 5: Solve for x
    x = 8,950,495,270.90/106,321.97
  6. Step 6: Final answer
    x = 84,182.94

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1.5x scale

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.