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Finding the Fourth Proportional to 181,567.56, 272,395.08 and 56,908.56

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Solution

The fourth proportional to 181,567.56, 272,395.08 and 56,908.56 is: 85,376.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,567.56 : 272,395.08 = 56,908.56 : x
  2. Step 2: Convert to fraction form
    181,567.56/272,395.08 = 56,908.56/x
  3. Step 3: Cross multiply
    181,567.56x = 272,395.08 × 56,908.56
  4. Step 4: Simplify right side
    181,567.56x = 15,501,611,753.88
  5. Step 5: Solve for x
    x = 15,501,611,753.88/181,567.56
  6. Step 6: Final answer
    x = 85,376.55

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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.