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Finding the Fourth Proportional to 182,003.80, 272,957.10 and 55,643.80

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Solution

The fourth proportional to 182,003.80, 272,957.10 and 55,643.80 is: 83,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,003.80 : 272,957.10 = 55,643.80 : x
  2. Step 2: Convert to fraction form
    182,003.80/272,957.10 = 55,643.80/x
  3. Step 3: Cross multiply
    182,003.80x = 272,957.10 × 55,643.80
  4. Step 4: Simplify right side
    182,003.80x = 15,188,370,280.98
  5. Step 5: Solve for x
    x = 15,188,370,280.98/182,003.80
  6. Step 6: Final answer
    x = 83,450.84

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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.