Home / 89,816.95-123,948.26-49,532.14

Finding the Fourth Proportional to 89,816.95, 123,948.26 and 49,532.14

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Solution

The fourth proportional to 89,816.95, 123,948.26 and 49,532.14 is: 68,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,816.95 : 123,948.26 = 49,532.14 : x
  2. Step 2: Convert to fraction form
    89,816.95/123,948.26 = 49,532.14/x
  3. Step 3: Cross multiply
    89,816.95x = 123,948.26 × 49,532.14
  4. Step 4: Simplify right side
    89,816.95x = 6,139,422,567.08
  5. Step 5: Solve for x
    x = 6,139,422,567.08/89,816.95
  6. Step 6: Final answer
    x = 68,354.83

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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.