Home / 195,008.16-292,536.52-68,618.56

Finding the Fourth Proportional to 195,008.16, 292,536.52 and 68,618.56

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Solution

The fourth proportional to 195,008.16, 292,536.52 and 68,618.56 is: 102,936.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,008.16 : 292,536.52 = 68,618.56 : x
  2. Step 2: Convert to fraction form
    195,008.16/292,536.52 = 68,618.56/x
  3. Step 3: Cross multiply
    195,008.16x = 292,536.52 × 68,618.56
  4. Step 4: Simplify right side
    195,008.16x = 20,073,434,749.81
  5. Step 5: Solve for x
    x = 20,073,434,749.81/195,008.16
  6. Step 6: Final answer
    x = 102,936.38

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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.