Home / 89,924.74-124,095.44-49,638.51

Finding the Fourth Proportional to 89,924.74, 124,095.44 and 49,638.51

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Solution

The fourth proportional to 89,924.74, 124,095.44 and 49,638.51 is: 68,500.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,924.74 : 124,095.44 = 49,638.51 : x
  2. Step 2: Convert to fraction form
    89,924.74/124,095.44 = 49,638.51/x
  3. Step 3: Cross multiply
    89,924.74x = 124,095.44 × 49,638.51
  4. Step 4: Simplify right side
    89,924.74x = 6,159,912,491.20
  5. Step 5: Solve for x
    x = 6,159,912,491.20/89,924.74
  6. Step 6: Final answer
    x = 68,500.76

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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.