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Finding the Fourth Proportional to 192,206.88, 265,227.84 and 124,225.92

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Solution

The fourth proportional to 192,206.88, 265,227.84 and 124,225.92 is: 171,420.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,206.88 : 265,227.84 = 124,225.92 : x
  2. Step 2: Convert to fraction form
    192,206.88/265,227.84 = 124,225.92/x
  3. Step 3: Cross multiply
    192,206.88x = 265,227.84 × 124,225.92
  4. Step 4: Simplify right side
    192,206.88x = 32,948,172,433.61
  5. Step 5: Solve for x
    x = 32,948,172,433.61/192,206.88
  6. Step 6: Final answer
    x = 171,420.36

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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.