Home / 80,805.74-111,513.71-44,999.08

Finding the Fourth Proportional to 80,805.74, 111,513.71 and 44,999.08

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Solution

The fourth proportional to 80,805.74, 111,513.71 and 44,999.08 is: 62,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,805.74 : 111,513.71 = 44,999.08 : x
  2. Step 2: Convert to fraction form
    80,805.74/111,513.71 = 44,999.08/x
  3. Step 3: Cross multiply
    80,805.74x = 111,513.71 × 44,999.08
  4. Step 4: Simplify right side
    80,805.74x = 5,018,014,191.10
  5. Step 5: Solve for x
    x = 5,018,014,191.10/80,805.74
  6. Step 6: Final answer
    x = 62,099.73

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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.