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Finding the Fourth Proportional to 214,687.88, 296,270.52 and 117,895.88

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Solution

The fourth proportional to 214,687.88, 296,270.52 and 117,895.88 is: 162,697.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,687.88 : 296,270.52 = 117,895.88 : x
  2. Step 2: Convert to fraction form
    214,687.88/296,270.52 = 117,895.88/x
  3. Step 3: Cross multiply
    214,687.88x = 296,270.52 × 117,895.88
  4. Step 4: Simplify right side
    214,687.88x = 34,929,073,673.46
  5. Step 5: Solve for x
    x = 34,929,073,673.46/214,687.88
  6. Step 6: Final answer
    x = 162,697.00

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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.