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Finding the Fourth Proportional to 189,069.66, 283,454.64 and 94,248.18

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Solution

The fourth proportional to 189,069.66, 283,454.64 and 94,248.18 is: 141,297.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,069.66 : 283,454.64 = 94,248.18 : x
  2. Step 2: Convert to fraction form
    189,069.66/283,454.64 = 94,248.18/x
  3. Step 3: Cross multiply
    189,069.66x = 283,454.64 × 94,248.18
  4. Step 4: Simplify right side
    189,069.66x = 26,715,083,932.56
  5. Step 5: Solve for x
    x = 26,715,083,932.56/189,069.66
  6. Step 6: Final answer
    x = 141,297.57

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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.