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Finding the Fourth Proportional to 58,113.75, 80,105.99 and 37,960.55

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Solution

The fourth proportional to 58,113.75, 80,105.99 and 37,960.55 is: 52,326.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,113.75 : 80,105.99 = 37,960.55 : x
  2. Step 2: Convert to fraction form
    58,113.75/80,105.99 = 37,960.55/x
  3. Step 3: Cross multiply
    58,113.75x = 80,105.99 × 37,960.55
  4. Step 4: Simplify right side
    58,113.75x = 3,040,866,848.36
  5. Step 5: Solve for x
    x = 3,040,866,848.36/58,113.75
  6. Step 6: Final answer
    x = 52,326.12

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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.