Home / 205,563.51-283,725.05-133,818.57

Finding the Fourth Proportional to 205,563.51, 283,725.05 and 133,818.57

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Solution

The fourth proportional to 205,563.51, 283,725.05 and 133,818.57 is: 184,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,563.51 : 283,725.05 = 133,818.57 : x
  2. Step 2: Convert to fraction form
    205,563.51/283,725.05 = 133,818.57/x
  3. Step 3: Cross multiply
    205,563.51x = 283,725.05 × 133,818.57
  4. Step 4: Simplify right side
    205,563.51x = 37,967,679,795.09
  5. Step 5: Solve for x
    x = 37,967,679,795.09/205,563.51
  6. Step 6: Final answer
    x = 184,700.48

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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.