Home / 80,767.80-111,457.64-44,957.04

Finding the Fourth Proportional to 80,767.80, 111,457.64 and 44,957.04

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Solution

The fourth proportional to 80,767.80, 111,457.64 and 44,957.04 is: 62,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,767.80 : 111,457.64 = 44,957.04 : x
  2. Step 2: Convert to fraction form
    80,767.80/111,457.64 = 44,957.04/x
  3. Step 3: Cross multiply
    80,767.80x = 111,457.64 × 44,957.04
  4. Step 4: Simplify right side
    80,767.80x = 5,010,805,579.79
  5. Step 5: Solve for x
    x = 5,010,805,579.79/80,767.80
  6. Step 6: Final answer
    x = 62,039.64

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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.