Home / 54,782.48-75,599.78-29,631.98

Finding the Fourth Proportional to 54,782.48, 75,599.78 and 29,631.98

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Solution

The fourth proportional to 54,782.48, 75,599.78 and 29,631.98 is: 40,892.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,782.48 : 75,599.78 = 29,631.98 : x
  2. Step 2: Convert to fraction form
    54,782.48/75,599.78 = 29,631.98/x
  3. Step 3: Cross multiply
    54,782.48x = 75,599.78 × 29,631.98
  4. Step 4: Simplify right side
    54,782.48x = 2,240,171,168.96
  5. Step 5: Solve for x
    x = 2,240,171,168.96/54,782.48
  6. Step 6: Final answer
    x = 40,892.11

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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.