Home / 89,817.96-123,949.64-49,533.14

Finding the Fourth Proportional to 89,817.96, 123,949.64 and 49,533.14

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Solution

The fourth proportional to 89,817.96, 123,949.64 and 49,533.14 is: 68,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,817.96 : 123,949.64 = 49,533.14 : x
  2. Step 2: Convert to fraction form
    89,817.96/123,949.64 = 49,533.14/x
  3. Step 3: Cross multiply
    89,817.96x = 123,949.64 × 49,533.14
  4. Step 4: Simplify right side
    89,817.96x = 6,139,614,871.07
  5. Step 5: Solve for x
    x = 6,139,614,871.07/89,817.96
  6. Step 6: Final answer
    x = 68,356.20

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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.