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Finding the Fourth Proportional to 115,960.68, 160,048.44 and 68,254.92

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Solution

The fourth proportional to 115,960.68, 160,048.44 and 68,254.92 is: 94,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,960.68 : 160,048.44 = 68,254.92 : x
  2. Step 2: Convert to fraction form
    115,960.68/160,048.44 = 68,254.92/x
  3. Step 3: Cross multiply
    115,960.68x = 160,048.44 × 68,254.92
  4. Step 4: Simplify right side
    115,960.68x = 10,924,093,468.32
  5. Step 5: Solve for x
    x = 10,924,093,468.32/115,960.68
  6. Step 6: Final answer
    x = 94,205.15

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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.