Home / 56,010.05-77,310.17-36,631.72

Finding the Fourth Proportional to 56,010.05, 77,310.17 and 36,631.72

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Solution

The fourth proportional to 56,010.05, 77,310.17 and 36,631.72 is: 50,562.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,010.05 : 77,310.17 = 36,631.72 : x
  2. Step 2: Convert to fraction form
    56,010.05/77,310.17 = 36,631.72/x
  3. Step 3: Cross multiply
    56,010.05x = 77,310.17 × 36,631.72
  4. Step 4: Simplify right side
    56,010.05x = 2,832,004,282.55
  5. Step 5: Solve for x
    x = 2,832,004,282.55/56,010.05
  6. Step 6: Final answer
    x = 50,562.43

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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.