Home / 48,468.23-72,672.57-18,851.55

Finding the Fourth Proportional to 48,468.23, 72,672.57 and 18,851.55

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Solution

The fourth proportional to 48,468.23, 72,672.57 and 18,851.55 is: 28,265.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,468.23 : 72,672.57 = 18,851.55 : x
  2. Step 2: Convert to fraction form
    48,468.23/72,672.57 = 18,851.55/x
  3. Step 3: Cross multiply
    48,468.23x = 72,672.57 × 18,851.55
  4. Step 4: Simplify right side
    48,468.23x = 1,369,990,586.98
  5. Step 5: Solve for x
    x = 1,369,990,586.98/48,468.23
  6. Step 6: Final answer
    x = 28,265.75

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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.