Home / 106,537.55-147,016.82-61,183.55

Finding the Fourth Proportional to 106,537.55, 147,016.82 and 61,183.55

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Solution

The fourth proportional to 106,537.55, 147,016.82 and 61,183.55 is: 84,430.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,537.55 : 147,016.82 = 61,183.55 : x
  2. Step 2: Convert to fraction form
    106,537.55/147,016.82 = 61,183.55/x
  3. Step 3: Cross multiply
    106,537.55x = 147,016.82 × 61,183.55
  4. Step 4: Simplify right side
    106,537.55x = 8,995,010,651.39
  5. Step 5: Solve for x
    x = 8,995,010,651.39/106,537.55
  6. Step 6: Final answer
    x = 84,430.43

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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.