Home / 48,161.84-72,247.61-18,168.55

Finding the Fourth Proportional to 48,161.84, 72,247.61 and 18,168.55

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Solution

The fourth proportional to 48,161.84, 72,247.61 and 18,168.55 is: 27,254.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,161.84 : 72,247.61 = 18,168.55 : x
  2. Step 2: Convert to fraction form
    48,161.84/72,247.61 = 18,168.55/x
  3. Step 3: Cross multiply
    48,161.84x = 72,247.61 × 18,168.55
  4. Step 4: Simplify right side
    48,161.84x = 1,312,634,179.47
  5. Step 5: Solve for x
    x = 1,312,634,179.47/48,161.84
  6. Step 6: Final answer
    x = 27,254.65

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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.