Home / 74,781.02-103,197.32-41,247.02

Finding the Fourth Proportional to 74,781.02, 103,197.32 and 41,247.02

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Solution

The fourth proportional to 74,781.02, 103,197.32 and 41,247.02 is: 56,920.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,781.02 : 103,197.32 = 41,247.02 : x
  2. Step 2: Convert to fraction form
    74,781.02/103,197.32 = 41,247.02/x
  3. Step 3: Cross multiply
    74,781.02x = 103,197.32 × 41,247.02
  4. Step 4: Simplify right side
    74,781.02x = 4,256,581,921.99
  5. Step 5: Solve for x
    x = 4,256,581,921.99/74,781.02
  6. Step 6: Final answer
    x = 56,920.62

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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.