Home / 48,981.46-67,601.80-29,872.32

Finding the Fourth Proportional to 48,981.46, 67,601.80 and 29,872.32

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Solution

The fourth proportional to 48,981.46, 67,601.80 and 29,872.32 is: 41,228.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,981.46 : 67,601.80 = 29,872.32 : x
  2. Step 2: Convert to fraction form
    48,981.46/67,601.80 = 29,872.32/x
  3. Step 3: Cross multiply
    48,981.46x = 67,601.80 × 29,872.32
  4. Step 4: Simplify right side
    48,981.46x = 2,019,422,602.18
  5. Step 5: Solve for x
    x = 2,019,422,602.18/48,981.46
  6. Step 6: Final answer
    x = 41,228.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.