Home / 74,689.96-103,073.22-41,155.24

Finding the Fourth Proportional to 74,689.96, 103,073.22 and 41,155.24

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Solution

The fourth proportional to 74,689.96, 103,073.22 and 41,155.24 is: 56,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,689.96 : 103,073.22 = 41,155.24 : x
  2. Step 2: Convert to fraction form
    74,689.96/103,073.22 = 41,155.24/x
  3. Step 3: Cross multiply
    74,689.96x = 103,073.22 × 41,155.24
  4. Step 4: Simplify right side
    74,689.96x = 4,242,003,106.67
  5. Step 5: Solve for x
    x = 4,242,003,106.67/74,689.96
  6. Step 6: Final answer
    x = 56,794.82

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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.