Home / 204,400.29-282,006.77-123,802.05

Finding the Fourth Proportional to 204,400.29, 282,006.77 and 123,802.05

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Solution

The fourth proportional to 204,400.29, 282,006.77 and 123,802.05 is: 170,807.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,400.29 : 282,006.77 = 123,802.05 : x
  2. Step 2: Convert to fraction form
    204,400.29/282,006.77 = 123,802.05/x
  3. Step 3: Cross multiply
    204,400.29x = 282,006.77 × 123,802.05
  4. Step 4: Simplify right side
    204,400.29x = 34,913,015,620.87
  5. Step 5: Solve for x
    x = 34,913,015,620.87/204,400.29
  6. Step 6: Final answer
    x = 170,807.07

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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.