Home / 243,930.06-336,633.91-150,816.11

Finding the Fourth Proportional to 243,930.06, 336,633.91 and 150,816.11

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Solution

The fourth proportional to 243,930.06, 336,633.91 and 150,816.11 is: 208,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,930.06 : 336,633.91 = 150,816.11 : x
  2. Step 2: Convert to fraction form
    243,930.06/336,633.91 = 150,816.11/x
  3. Step 3: Cross multiply
    243,930.06x = 336,633.91 × 150,816.11
  4. Step 4: Simplify right side
    243,930.06x = 50,769,814,740.08
  5. Step 5: Solve for x
    x = 50,769,814,740.08/243,930.06
  6. Step 6: Final answer
    x = 208,132.67

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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.