Home / 205,993.81-284,300.25-148,818.11

Finding the Fourth Proportional to 205,993.81, 284,300.25 and 148,818.11

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Solution

The fourth proportional to 205,993.81, 284,300.25 and 148,818.11 is: 205,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,993.81 : 284,300.25 = 148,818.11 : x
  2. Step 2: Convert to fraction form
    205,993.81/284,300.25 = 148,818.11/x
  3. Step 3: Cross multiply
    205,993.81x = 284,300.25 × 148,818.11
  4. Step 4: Simplify right side
    205,993.81x = 42,309,026,752.80
  5. Step 5: Solve for x
    x = 42,309,026,752.80/205,993.81
  6. Step 6: Final answer
    x = 205,389.80

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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.