Home / 48,369.78-72,555.12-14,636.04

Finding the Fourth Proportional to 48,369.78, 72,555.12 and 14,636.04

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Solution

The fourth proportional to 48,369.78, 72,555.12 and 14,636.04 is: 21,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,369.78 : 72,555.12 = 14,636.04 : x
  2. Step 2: Convert to fraction form
    48,369.78/72,555.12 = 14,636.04/x
  3. Step 3: Cross multiply
    48,369.78x = 72,555.12 × 14,636.04
  4. Step 4: Simplify right side
    48,369.78x = 1,061,919,638.52
  5. Step 5: Solve for x
    x = 1,061,919,638.52/48,369.78
  6. Step 6: Final answer
    x = 21,954.20

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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.