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Finding the Fourth Proportional to 199,777.59, 275,701.47 and 114,894.73

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Solution

The fourth proportional to 199,777.59, 275,701.47 and 114,894.73 is: 158,559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,777.59 : 275,701.47 = 114,894.73 : x
  2. Step 2: Convert to fraction form
    199,777.59/275,701.47 = 114,894.73/x
  3. Step 3: Cross multiply
    199,777.59x = 275,701.47 × 114,894.73
  4. Step 4: Simplify right side
    199,777.59x = 31,676,645,381.78
  5. Step 5: Solve for x
    x = 31,676,645,381.78/199,777.59
  6. Step 6: Final answer
    x = 158,559.55

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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.