Home / 89,795.72-123,890.62-52,062.44

Finding the Fourth Proportional to 89,795.72, 123,890.62 and 52,062.44

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Solution

The fourth proportional to 89,795.72, 123,890.62 and 52,062.44 is: 71,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,795.72 : 123,890.62 = 52,062.44 : x
  2. Step 2: Convert to fraction form
    89,795.72/123,890.62 = 52,062.44/x
  3. Step 3: Cross multiply
    89,795.72x = 123,890.62 × 52,062.44
  4. Step 4: Simplify right side
    89,795.72x = 6,450,047,970.31
  5. Step 5: Solve for x
    x = 6,450,047,970.31/89,795.72
  6. Step 6: Final answer
    x = 71,830.24

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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.