Home / 102,616.20-153,940.50-43,452.24

Finding the Fourth Proportional to 102,616.20, 153,940.50 and 43,452.24

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Solution

The fourth proportional to 102,616.20, 153,940.50 and 43,452.24 is: 65,185.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,616.20 : 153,940.50 = 43,452.24 : x
  2. Step 2: Convert to fraction form
    102,616.20/153,940.50 = 43,452.24/x
  3. Step 3: Cross multiply
    102,616.20x = 153,940.50 × 43,452.24
  4. Step 4: Simplify right side
    102,616.20x = 6,689,059,551.72
  5. Step 5: Solve for x
    x = 6,689,059,551.72/102,616.20
  6. Step 6: Final answer
    x = 65,185.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.