Home / 89,864.04-124,013.52-49,579.44

Finding the Fourth Proportional to 89,864.04, 124,013.52 and 49,579.44

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Solution

The fourth proportional to 89,864.04, 124,013.52 and 49,579.44 is: 68,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,864.04 : 124,013.52 = 49,579.44 : x
  2. Step 2: Convert to fraction form
    89,864.04/124,013.52 = 49,579.44/x
  3. Step 3: Cross multiply
    89,864.04x = 124,013.52 × 49,579.44
  4. Step 4: Simplify right side
    89,864.04x = 6,148,520,874.03
  5. Step 5: Solve for x
    x = 6,148,520,874.03/89,864.04
  6. Step 6: Final answer
    x = 68,420.26

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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.