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Finding the Fourth Proportional to 182,503.80, 273,707.10 and 56,143.80

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Solution

The fourth proportional to 182,503.80, 273,707.10 and 56,143.80 is: 84,200.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,503.80 : 273,707.10 = 56,143.80 : x
  2. Step 2: Convert to fraction form
    182,503.80/273,707.10 = 56,143.80/x
  3. Step 3: Cross multiply
    182,503.80x = 273,707.10 × 56,143.80
  4. Step 4: Simplify right side
    182,503.80x = 15,366,956,680.98
  5. Step 5: Solve for x
    x = 15,366,956,680.98/182,503.80
  6. Step 6: Final answer
    x = 84,200.75

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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.