Home / 79,194.57-109,247.07-48,970.23

Finding the Fourth Proportional to 79,194.57, 109,247.07 and 48,970.23

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Solution

The fourth proportional to 79,194.57, 109,247.07 and 48,970.23 is: 67,553.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194.57 : 109,247.07 = 48,970.23 : x
  2. Step 2: Convert to fraction form
    79,194.57/109,247.07 = 48,970.23/x
  3. Step 3: Cross multiply
    79,194.57x = 109,247.07 × 48,970.23
  4. Step 4: Simplify right side
    79,194.57x = 5,349,854,144.73
  5. Step 5: Solve for x
    x = 5,349,854,144.73/79,194.57
  6. Step 6: Final answer
    x = 67,553.29

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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.