Home / 48,434.25-66,866.67-31,453.68

Finding the Fourth Proportional to 48,434.25, 66,866.67 and 31,453.68

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Solution

The fourth proportional to 48,434.25, 66,866.67 and 31,453.68 is: 43,423.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,434.25 : 66,866.67 = 31,453.68 : x
  2. Step 2: Convert to fraction form
    48,434.25/66,866.67 = 31,453.68/x
  3. Step 3: Cross multiply
    48,434.25x = 66,866.67 × 31,453.68
  4. Step 4: Simplify right side
    48,434.25x = 2,103,202,840.85
  5. Step 5: Solve for x
    x = 2,103,202,840.85/48,434.25
  6. Step 6: Final answer
    x = 43,423.88

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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.