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Finding the Fourth Proportional to 195,021.84, 292,474.80 and 82,700.40

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Solution

The fourth proportional to 195,021.84, 292,474.80 and 82,700.40 is: 124,026.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,021.84 : 292,474.80 = 82,700.40 : x
  2. Step 2: Convert to fraction form
    195,021.84/292,474.80 = 82,700.40/x
  3. Step 3: Cross multiply
    195,021.84x = 292,474.80 × 82,700.40
  4. Step 4: Simplify right side
    195,021.84x = 24,187,782,949.92
  5. Step 5: Solve for x
    x = 24,187,782,949.92/195,021.84
  6. Step 6: Final answer
    x = 124,026.02

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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.