Home / 89,924.49-124,095.09-49,638.26

Finding the Fourth Proportional to 89,924.49, 124,095.09 and 49,638.26

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Solution

The fourth proportional to 89,924.49, 124,095.09 and 49,638.26 is: 68,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,924.49 : 124,095.09 = 49,638.26 : x
  2. Step 2: Convert to fraction form
    89,924.49/124,095.09 = 49,638.26/x
  3. Step 3: Cross multiply
    89,924.49x = 124,095.09 × 49,638.26
  4. Step 4: Simplify right side
    89,924.49x = 6,159,864,342.14
  5. Step 5: Solve for x
    x = 6,159,864,342.14/89,924.49
  6. Step 6: Final answer
    x = 68,500.41

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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.