Home / 52,972.80-73,108.92-30,616.80

Finding the Fourth Proportional to 52,972.80, 73,108.92 and 30,616.80

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Solution

The fourth proportional to 52,972.80, 73,108.92 and 30,616.80 is: 42,254.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,972.80 : 73,108.92 = 30,616.80 : x
  2. Step 2: Convert to fraction form
    52,972.80/73,108.92 = 30,616.80/x
  3. Step 3: Cross multiply
    52,972.80x = 73,108.92 × 30,616.80
  4. Step 4: Simplify right side
    52,972.80x = 2,238,361,181.86
  5. Step 5: Solve for x
    x = 2,238,361,181.86/52,972.80
  6. Step 6: Final answer
    x = 42,254.92

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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.