Home / 48,567.18-72,844.68-13,509.56

Finding the Fourth Proportional to 48,567.18, 72,844.68 and 13,509.56

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Solution

The fourth proportional to 48,567.18, 72,844.68 and 13,509.56 is: 20,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,567.18 : 72,844.68 = 13,509.56 : x
  2. Step 2: Convert to fraction form
    48,567.18/72,844.68 = 13,509.56/x
  3. Step 3: Cross multiply
    48,567.18x = 72,844.68 × 13,509.56
  4. Step 4: Simplify right side
    48,567.18x = 984,099,575.14
  5. Step 5: Solve for x
    x = 984,099,575.14/48,567.18
  6. Step 6: Final answer
    x = 20,262.65

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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.