Home / 52,619.56-72,616.08-28,747.24

Finding the Fourth Proportional to 52,619.56, 72,616.08 and 28,747.24

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Solution

The fourth proportional to 52,619.56, 72,616.08 and 28,747.24 is: 39,671.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,619.56 : 72,616.08 = 28,747.24 : x
  2. Step 2: Convert to fraction form
    52,619.56/72,616.08 = 28,747.24/x
  3. Step 3: Cross multiply
    52,619.56x = 72,616.08 × 28,747.24
  4. Step 4: Simplify right side
    52,619.56x = 2,087,511,879.62
  5. Step 5: Solve for x
    x = 2,087,511,879.62/52,619.56
  6. Step 6: Final answer
    x = 39,671.79

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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.