Home / 204,777.08-307,304.02-71,658.49

Finding the Fourth Proportional to 204,777.08, 307,304.02 and 71,658.49

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Solution

The fourth proportional to 204,777.08, 307,304.02 and 71,658.49 is: 107,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,777.08 : 307,304.02 = 71,658.49 : x
  2. Step 2: Convert to fraction form
    204,777.08/307,304.02 = 71,658.49/x
  3. Step 3: Cross multiply
    204,777.08x = 307,304.02 × 71,658.49
  4. Step 4: Simplify right side
    204,777.08x = 22,020,941,538.56
  5. Step 5: Solve for x
    x = 22,020,941,538.56/204,777.08
  6. Step 6: Final answer
    x = 107,536.16

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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.