Home / 48,775.75-73,163.65-13,715.40

Finding the Fourth Proportional to 48,775.75, 73,163.65 and 13,715.40

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Solution

The fourth proportional to 48,775.75, 73,163.65 and 13,715.40 is: 20,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,775.75 : 73,163.65 = 13,715.40 : x
  2. Step 2: Convert to fraction form
    48,775.75/73,163.65 = 13,715.40/x
  3. Step 3: Cross multiply
    48,775.75x = 73,163.65 × 13,715.40
  4. Step 4: Simplify right side
    48,775.75x = 1,003,468,656.63
  5. Step 5: Solve for x
    x = 1,003,468,656.63/48,775.75
  6. Step 6: Final answer
    x = 20,573.11

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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.