Home / 89,569.64-123,593.06-53,752.04

Finding the Fourth Proportional to 89,569.64, 123,593.06 and 53,752.04

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Solution

The fourth proportional to 89,569.64, 123,593.06 and 53,752.04 is: 74,169.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,569.64 : 123,593.06 = 53,752.04 : x
  2. Step 2: Convert to fraction form
    89,569.64/123,593.06 = 53,752.04/x
  3. Step 3: Cross multiply
    89,569.64x = 123,593.06 × 53,752.04
  4. Step 4: Simplify right side
    89,569.64x = 6,643,379,104.84
  5. Step 5: Solve for x
    x = 6,643,379,104.84/89,569.64
  6. Step 6: Final answer
    x = 74,169.99

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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.