Home / 205,574.04-283,588.26-137,593.86

Finding the Fourth Proportional to 205,574.04, 283,588.26 and 137,593.86

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Solution

The fourth proportional to 205,574.04, 283,588.26 and 137,593.86 is: 189,809.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,574.04 : 283,588.26 = 137,593.86 : x
  2. Step 2: Convert to fraction form
    205,574.04/283,588.26 = 137,593.86/x
  3. Step 3: Cross multiply
    205,574.04x = 283,588.26 × 137,593.86
  4. Step 4: Simplify right side
    205,574.04x = 39,020,003,344.08
  5. Step 5: Solve for x
    x = 39,020,003,344.08/205,574.04
  6. Step 6: Final answer
    x = 189,809.97

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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.