Home / 61,612.20-92,288.70-51,244.20

Finding the Fourth Proportional to 61,612.20, 92,288.70 and 51,244.20

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Solution

The fourth proportional to 61,612.20, 92,288.70 and 51,244.20 is: 76,758.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,612.20 : 92,288.70 = 51,244.20 : x
  2. Step 2: Convert to fraction form
    61,612.20/92,288.70 = 51,244.20/x
  3. Step 3: Cross multiply
    61,612.20x = 92,288.70 × 51,244.20
  4. Step 4: Simplify right side
    61,612.20x = 4,729,260,600.54
  5. Step 5: Solve for x
    x = 4,729,260,600.54/61,612.20
  6. Step 6: Final answer
    x = 76,758.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.