Home / 56,183.87-77,564.85-38,305.15

Finding the Fourth Proportional to 56,183.87, 77,564.85 and 38,305.15

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Solution

The fourth proportional to 56,183.87, 77,564.85 and 38,305.15 is: 52,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,183.87 : 77,564.85 = 38,305.15 : x
  2. Step 2: Convert to fraction form
    56,183.87/77,564.85 = 38,305.15/x
  3. Step 3: Cross multiply
    56,183.87x = 77,564.85 × 38,305.15
  4. Step 4: Simplify right side
    56,183.87x = 2,971,132,826.15
  5. Step 5: Solve for x
    x = 2,971,132,826.15/56,183.87
  6. Step 6: Final answer
    x = 52,882.31

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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.