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Finding the Fourth Proportional to 182,000.80, 272,871.60 and 69,637.60

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Solution

The fourth proportional to 182,000.80, 272,871.60 and 69,637.60 is: 104,406.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,000.80 : 272,871.60 = 69,637.60 : x
  2. Step 2: Convert to fraction form
    182,000.80/272,871.60 = 69,637.60/x
  3. Step 3: Cross multiply
    182,000.80x = 272,871.60 × 69,637.60
  4. Step 4: Simplify right side
    182,000.80x = 19,002,123,332.16
  5. Step 5: Solve for x
    x = 19,002,123,332.16/182,000.80
  6. Step 6: Final answer
    x = 104,406.81

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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.