Home / 74,715.56-103,099.20-44,496.68

Finding the Fourth Proportional to 74,715.56, 103,099.20 and 44,496.68

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Solution

The fourth proportional to 74,715.56, 103,099.20 and 44,496.68 is: 61,400.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,715.56 : 103,099.20 = 44,496.68 : x
  2. Step 2: Convert to fraction form
    74,715.56/103,099.20 = 44,496.68/x
  3. Step 3: Cross multiply
    74,715.56x = 103,099.20 × 44,496.68
  4. Step 4: Simplify right side
    74,715.56x = 4,587,572,110.66
  5. Step 5: Solve for x
    x = 4,587,572,110.66/74,715.56
  6. Step 6: Final answer
    x = 61,400.49

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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.