Home / 75,317.52-103,940.10-41,327.46

Finding the Fourth Proportional to 75,317.52, 103,940.10 and 41,327.46

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Solution

The fourth proportional to 75,317.52, 103,940.10 and 41,327.46 is: 57,032.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,317.52 : 103,940.10 = 41,327.46 : x
  2. Step 2: Convert to fraction form
    75,317.52/103,940.10 = 41,327.46/x
  3. Step 3: Cross multiply
    75,317.52x = 103,940.10 × 41,327.46
  4. Step 4: Simplify right side
    75,317.52x = 4,295,580,325.15
  5. Step 5: Solve for x
    x = 4,295,580,325.15/75,317.52
  6. Step 6: Final answer
    x = 57,032.95

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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.