Home / 75,224.43-103,851.32-67,247.55

Finding the Fourth Proportional to 75,224.43, 103,851.32 and 67,247.55

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Solution

The fourth proportional to 75,224.43, 103,851.32 and 67,247.55 is: 92,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,224.43 : 103,851.32 = 67,247.55 : x
  2. Step 2: Convert to fraction form
    75,224.43/103,851.32 = 67,247.55/x
  3. Step 3: Cross multiply
    75,224.43x = 103,851.32 × 67,247.55
  4. Step 4: Simplify right side
    75,224.43x = 6,983,746,498.03
  5. Step 5: Solve for x
    x = 6,983,746,498.03/75,224.43
  6. Step 6: Final answer
    x = 92,838.81

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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.