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Finding the Fourth Proportional to 189,103.95, 283,738.38 and 62,760.96

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Solution

The fourth proportional to 189,103.95, 283,738.38 and 62,760.96 is: 94,168.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,103.95 : 283,738.38 = 62,760.96 : x
  2. Step 2: Convert to fraction form
    189,103.95/283,738.38 = 62,760.96/x
  3. Step 3: Cross multiply
    189,103.95x = 283,738.38 × 62,760.96
  4. Step 4: Simplify right side
    189,103.95x = 17,807,693,117.64
  5. Step 5: Solve for x
    x = 17,807,693,117.64/189,103.95
  6. Step 6: Final answer
    x = 94,168.81

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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.