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Finding the Fourth Proportional to 189,003.53, 283,498.17 and 46,849.19

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Solution

The fourth proportional to 189,003.53, 283,498.17 and 46,849.19 is: 70,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,003.53 : 283,498.17 = 46,849.19 : x
  2. Step 2: Convert to fraction form
    189,003.53/283,498.17 = 46,849.19/x
  3. Step 3: Cross multiply
    189,003.53x = 283,498.17 × 46,849.19
  4. Step 4: Simplify right side
    189,003.53x = 13,281,659,630.98
  5. Step 5: Solve for x
    x = 13,281,659,630.98/189,003.53
  6. Step 6: Final answer
    x = 70,272.02

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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.