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Finding the Fourth Proportional to 181,757.25, 272,615.00 and 48,647.90

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Solution

The fourth proportional to 181,757.25, 272,615.00 and 48,647.90 is: 72,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,757.25 : 272,615.00 = 48,647.90 : x
  2. Step 2: Convert to fraction form
    181,757.25/272,615.00 = 48,647.90/x
  3. Step 3: Cross multiply
    181,757.25x = 272,615.00 × 48,647.90
  4. Step 4: Simplify right side
    181,757.25x = 13,262,145,652.19
  5. Step 5: Solve for x
    x = 13,262,145,652.19/181,757.25
  6. Step 6: Final answer
    x = 72,966.25

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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.