Home / 80,809.16-111,524.40-44,999.16

Finding the Fourth Proportional to 80,809.16, 111,524.40 and 44,999.16

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Solution

The fourth proportional to 80,809.16, 111,524.40 and 44,999.16 is: 62,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,809.16 : 111,524.40 = 44,999.16 : x
  2. Step 2: Convert to fraction form
    80,809.16/111,524.40 = 44,999.16/x
  3. Step 3: Cross multiply
    80,809.16x = 111,524.40 × 44,999.16
  4. Step 4: Simplify right side
    80,809.16x = 5,018,504,319.50
  5. Step 5: Solve for x
    x = 5,018,504,319.50/80,809.16
  6. Step 6: Final answer
    x = 62,103.16

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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.