Home / 89,866.04-124,016.28-49,581.44

Finding the Fourth Proportional to 89,866.04, 124,016.28 and 49,581.44

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Solution

The fourth proportional to 89,866.04, 124,016.28 and 49,581.44 is: 68,423.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,866.04 : 124,016.28 = 49,581.44 : x
  2. Step 2: Convert to fraction form
    89,866.04/124,016.28 = 49,581.44/x
  3. Step 3: Cross multiply
    89,866.04x = 124,016.28 × 49,581.44
  4. Step 4: Simplify right side
    89,866.04x = 6,148,905,745.84
  5. Step 5: Solve for x
    x = 6,148,905,745.84/89,866.04
  6. Step 6: Final answer
    x = 68,423.02

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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.