Home / 80,801.16-111,505.32-44,991.60

Finding the Fourth Proportional to 80,801.16, 111,505.32 and 44,991.60

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Solution

The fourth proportional to 80,801.16, 111,505.32 and 44,991.60 is: 62,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,801.16 : 111,505.32 = 44,991.60 : x
  2. Step 2: Convert to fraction form
    80,801.16/111,505.32 = 44,991.60/x
  3. Step 3: Cross multiply
    80,801.16x = 111,505.32 × 44,991.60
  4. Step 4: Simplify right side
    80,801.16x = 5,016,802,755.31
  5. Step 5: Solve for x
    x = 5,016,802,755.31/80,801.16
  6. Step 6: Final answer
    x = 62,088.25

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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.