Home / 89,256.84-123,177.92-48,972.28

Finding the Fourth Proportional to 89,256.84, 123,177.92 and 48,972.28

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Solution

The fourth proportional to 89,256.84, 123,177.92 and 48,972.28 is: 67,583.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,256.84 : 123,177.92 = 48,972.28 : x
  2. Step 2: Convert to fraction form
    89,256.84/123,177.92 = 48,972.28/x
  3. Step 3: Cross multiply
    89,256.84x = 123,177.92 × 48,972.28
  4. Step 4: Simplify right side
    89,256.84x = 6,032,303,588.06
  5. Step 5: Solve for x
    x = 6,032,303,588.06/89,256.84
  6. Step 6: Final answer
    x = 67,583.66

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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.