Home / 106,072.50-146,380.08-58,329.12

Finding the Fourth Proportional to 106,072.50, 146,380.08 and 58,329.12

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Solution

The fourth proportional to 106,072.50, 146,380.08 and 58,329.12 is: 80,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,072.50 : 146,380.08 = 58,329.12 : x
  2. Step 2: Convert to fraction form
    106,072.50/146,380.08 = 58,329.12/x
  3. Step 3: Cross multiply
    106,072.50x = 146,380.08 × 58,329.12
  4. Step 4: Simplify right side
    106,072.50x = 8,538,221,251.93
  5. Step 5: Solve for x
    x = 8,538,221,251.93/106,072.50
  6. Step 6: Final answer
    x = 80,494.20

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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.