Home / 199,827.45-299,905.20-193,266.45

Finding the Fourth Proportional to 199,827.45, 299,905.20 and 193,266.45

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Solution

The fourth proportional to 199,827.45, 299,905.20 and 193,266.45 is: 290,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,827.45 : 299,905.20 = 193,266.45 : x
  2. Step 2: Convert to fraction form
    199,827.45/299,905.20 = 193,266.45/x
  3. Step 3: Cross multiply
    199,827.45x = 299,905.20 × 193,266.45
  4. Step 4: Simplify right side
    199,827.45x = 57,961,613,340.54
  5. Step 5: Solve for x
    x = 57,961,613,340.54/199,827.45
  6. Step 6: Final answer
    x = 290,058.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.