Home / 54,822.40-82,184.16-19,737.52

Finding the Fourth Proportional to 54,822.40, 82,184.16 and 19,737.52

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Solution

The fourth proportional to 54,822.40, 82,184.16 and 19,737.52 is: 29,588.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,822.40 : 82,184.16 = 19,737.52 : x
  2. Step 2: Convert to fraction form
    54,822.40/82,184.16 = 19,737.52/x
  3. Step 3: Cross multiply
    54,822.40x = 82,184.16 × 19,737.52
  4. Step 4: Simplify right side
    54,822.40x = 1,622,111,501.68
  5. Step 5: Solve for x
    x = 1,622,111,501.68/54,822.40
  6. Step 6: Final answer
    x = 29,588.48

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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.