Home / 48,130.50-72,135.56-23,163.87

Finding the Fourth Proportional to 48,130.50, 72,135.56 and 23,163.87

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Solution

The fourth proportional to 48,130.50, 72,135.56 and 23,163.87 is: 34,716.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,130.50 : 72,135.56 = 23,163.87 : x
  2. Step 2: Convert to fraction form
    48,130.50/72,135.56 = 23,163.87/x
  3. Step 3: Cross multiply
    48,130.50x = 72,135.56 × 23,163.87
  4. Step 4: Simplify right side
    48,130.50x = 1,670,939,062.64
  5. Step 5: Solve for x
    x = 1,670,939,062.64/48,130.50
  6. Step 6: Final answer
    x = 34,716.84

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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.