Home / 89,881.08-124,034.92-49,596.54

Finding the Fourth Proportional to 89,881.08, 124,034.92 and 49,596.54

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Solution

The fourth proportional to 89,881.08, 124,034.92 and 49,596.54 is: 68,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,881.08 : 124,034.92 = 49,596.54 : x
  2. Step 2: Convert to fraction form
    89,881.08/124,034.92 = 49,596.54/x
  3. Step 3: Cross multiply
    89,881.08x = 124,034.92 × 49,596.54
  4. Step 4: Simplify right side
    89,881.08x = 6,151,702,747.19
  5. Step 5: Solve for x
    x = 6,151,702,747.19/89,881.08
  6. Step 6: Final answer
    x = 68,442.69

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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.