Home / 89,228.88-123,133.73-48,942.29

Finding the Fourth Proportional to 89,228.88, 123,133.73 and 48,942.29

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Solution

The fourth proportional to 89,228.88, 123,133.73 and 48,942.29 is: 67,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,228.88 : 123,133.73 = 48,942.29 : x
  2. Step 2: Convert to fraction form
    89,228.88/123,133.73 = 48,942.29/x
  3. Step 3: Cross multiply
    89,228.88x = 123,133.73 × 48,942.29
  4. Step 4: Simplify right side
    89,228.88x = 6,026,445,862.06
  5. Step 5: Solve for x
    x = 6,026,445,862.06/89,228.88
  6. Step 6: Final answer
    x = 67,539.19

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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.