Home / 75,227.56-103,861.29-48,416.76

Finding the Fourth Proportional to 75,227.56, 103,861.29 and 48,416.76

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Solution

The fourth proportional to 75,227.56, 103,861.29 and 48,416.76 is: 66,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,227.56 : 103,861.29 = 48,416.76 : x
  2. Step 2: Convert to fraction form
    75,227.56/103,861.29 = 48,416.76/x
  3. Step 3: Cross multiply
    75,227.56x = 103,861.29 × 48,416.76
  4. Step 4: Simplify right side
    75,227.56x = 5,028,627,151.22
  5. Step 5: Solve for x
    x = 5,028,627,151.22/75,227.56
  6. Step 6: Final answer
    x = 66,845.54

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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.