Home / 94,321.83-130,161.51-51,880.44

Finding the Fourth Proportional to 94,321.83, 130,161.51 and 51,880.44

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Solution

The fourth proportional to 94,321.83, 130,161.51 and 51,880.44 is: 71,593.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,321.83 : 130,161.51 = 51,880.44 : x
  2. Step 2: Convert to fraction form
    94,321.83/130,161.51 = 51,880.44/x
  3. Step 3: Cross multiply
    94,321.83x = 130,161.51 × 51,880.44
  4. Step 4: Simplify right side
    94,321.83x = 6,752,836,409.86
  5. Step 5: Solve for x
    x = 6,752,836,409.86/94,321.83
  6. Step 6: Final answer
    x = 71,593.57

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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.