Home / 243,724.04-365,067.66-143,776.52

Finding the Fourth Proportional to 243,724.04, 365,067.66 and 143,776.52

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Solution

The fourth proportional to 243,724.04, 365,067.66 and 143,776.52 is: 215,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,724.04 : 365,067.66 = 143,776.52 : x
  2. Step 2: Convert to fraction form
    243,724.04/365,067.66 = 143,776.52/x
  3. Step 3: Cross multiply
    243,724.04x = 365,067.66 × 143,776.52
  4. Step 4: Simplify right side
    243,724.04x = 52,488,157,719.34
  5. Step 5: Solve for x
    x = 52,488,157,719.34/243,724.04
  6. Step 6: Final answer
    x = 215,358.97

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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.