Home / 157,518.82-236,246.01-45,168.94

Finding the Fourth Proportional to 157,518.82, 236,246.01 and 45,168.94

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Solution

The fourth proportional to 157,518.82, 236,246.01 and 45,168.94 is: 67,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,518.82 : 236,246.01 = 45,168.94 : x
  2. Step 2: Convert to fraction form
    157,518.82/236,246.01 = 45,168.94/x
  3. Step 3: Cross multiply
    157,518.82x = 236,246.01 × 45,168.94
  4. Step 4: Simplify right side
    157,518.82x = 10,670,981,850.93
  5. Step 5: Solve for x
    x = 10,670,981,850.93/157,518.82
  6. Step 6: Final answer
    x = 67,744.17

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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.