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Finding the Fourth Proportional to 168,401.76, 232,293.60 and 123,024.30

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Solution

The fourth proportional to 168,401.76, 232,293.60 and 123,024.30 is: 169,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,401.76 : 232,293.60 = 123,024.30 : x
  2. Step 2: Convert to fraction form
    168,401.76/232,293.60 = 123,024.30/x
  3. Step 3: Cross multiply
    168,401.76x = 232,293.60 × 123,024.30
  4. Step 4: Simplify right side
    168,401.76x = 28,577,757,534.48
  5. Step 5: Solve for x
    x = 28,577,757,534.48/168,401.76
  6. Step 6: Final answer
    x = 169,699.87

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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.