Home / 48,261.10-72,410.64-14,983.78

Finding the Fourth Proportional to 48,261.10, 72,410.64 and 14,983.78

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Solution

The fourth proportional to 48,261.10, 72,410.64 and 14,983.78 is: 22,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,261.10 : 72,410.64 = 14,983.78 : x
  2. Step 2: Convert to fraction form
    48,261.10/72,410.64 = 14,983.78/x
  3. Step 3: Cross multiply
    48,261.10x = 72,410.64 × 14,983.78
  4. Step 4: Simplify right side
    48,261.10x = 1,084,985,099.42
  5. Step 5: Solve for x
    x = 1,084,985,099.42/48,261.10
  6. Step 6: Final answer
    x = 22,481.57

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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.