Home / 204,743.10-307,114.65-154,551.45

Finding the Fourth Proportional to 204,743.10, 307,114.65 and 154,551.45

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Solution

The fourth proportional to 204,743.10, 307,114.65 and 154,551.45 is: 231,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,743.10 : 307,114.65 = 154,551.45 : x
  2. Step 2: Convert to fraction form
    204,743.10/307,114.65 = 154,551.45/x
  3. Step 3: Cross multiply
    204,743.10x = 307,114.65 × 154,551.45
  4. Step 4: Simplify right side
    204,743.10x = 47,465,014,473.74
  5. Step 5: Solve for x
    x = 47,465,014,473.74/204,743.10
  6. Step 6: Final answer
    x = 231,827.18

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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.