Home / 51,015.52-70,382.24-37,618.74

Finding the Fourth Proportional to 51,015.52, 70,382.24 and 37,618.74

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Solution

The fourth proportional to 51,015.52, 70,382.24 and 37,618.74 is: 51,899.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,015.52 : 70,382.24 = 37,618.74 : x
  2. Step 2: Convert to fraction form
    51,015.52/70,382.24 = 37,618.74/x
  3. Step 3: Cross multiply
    51,015.52x = 70,382.24 × 37,618.74
  4. Step 4: Simplify right side
    51,015.52x = 2,647,691,187.18
  5. Step 5: Solve for x
    x = 2,647,691,187.18/51,015.52
  6. Step 6: Final answer
    x = 51,899.72

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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.