Home / 48,220.35-66,528.71-31,237.62

Finding the Fourth Proportional to 48,220.35, 66,528.71 and 31,237.62

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Solution

The fourth proportional to 48,220.35, 66,528.71 and 31,237.62 is: 43,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,220.35 : 66,528.71 = 31,237.62 : x
  2. Step 2: Convert to fraction form
    48,220.35/66,528.71 = 31,237.62/x
  3. Step 3: Cross multiply
    48,220.35x = 66,528.71 × 31,237.62
  4. Step 4: Simplify right side
    48,220.35x = 2,078,198,229.43
  5. Step 5: Solve for x
    x = 2,078,198,229.43/48,220.35
  6. Step 6: Final answer
    x = 43,097.95

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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.