Home / 217,341.95-325,782.83-73,110.47

Finding the Fourth Proportional to 217,341.95, 325,782.83 and 73,110.47

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Solution

The fourth proportional to 217,341.95, 325,782.83 and 73,110.47 is: 109,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,341.95 : 325,782.83 = 73,110.47 : x
  2. Step 2: Convert to fraction form
    217,341.95/325,782.83 = 73,110.47/x
  3. Step 3: Cross multiply
    217,341.95x = 325,782.83 × 73,110.47
  4. Step 4: Simplify right side
    217,341.95x = 23,818,135,819.23
  5. Step 5: Solve for x
    x = 23,818,135,819.23/217,341.95
  6. Step 6: Final answer
    x = 109,588.30

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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.