Home / 89,924.87-124,096.34-49,638.65

Finding the Fourth Proportional to 89,924.87, 124,096.34 and 49,638.65

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Solution

The fourth proportional to 89,924.87, 124,096.34 and 49,638.65 is: 68,501.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,924.87 : 124,096.34 = 49,638.65 : x
  2. Step 2: Convert to fraction form
    89,924.87/124,096.34 = 49,638.65/x
  3. Step 3: Cross multiply
    89,924.87x = 124,096.34 × 49,638.65
  4. Step 4: Simplify right side
    89,924.87x = 6,159,974,291.16
  5. Step 5: Solve for x
    x = 6,159,974,291.16/89,924.87
  6. Step 6: Final answer
    x = 68,501.34

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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.