Home / 52,464.60-72,401.94-28,591.20

Finding the Fourth Proportional to 52,464.60, 72,401.94 and 28,591.20

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Solution

The fourth proportional to 52,464.60, 72,401.94 and 28,591.20 is: 39,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,464.60 : 72,401.94 = 28,591.20 : x
  2. Step 2: Convert to fraction form
    52,464.60/72,401.94 = 28,591.20/x
  3. Step 3: Cross multiply
    52,464.60x = 72,401.94 × 28,591.20
  4. Step 4: Simplify right side
    52,464.60x = 2,070,058,346.93
  5. Step 5: Solve for x
    x = 2,070,058,346.93/52,464.60
  6. Step 6: Final answer
    x = 39,456.29

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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.