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Finding the Fourth Proportional to 176,765.88, 243,934.38 and 97,277.88

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Solution

The fourth proportional to 176,765.88, 243,934.38 and 97,277.88 is: 134,242.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,765.88 : 243,934.38 = 97,277.88 : x
  2. Step 2: Convert to fraction form
    176,765.88/243,934.38 = 97,277.88/x
  3. Step 3: Cross multiply
    176,765.88x = 243,934.38 × 97,277.88
  4. Step 4: Simplify right side
    176,765.88x = 23,729,419,345.51
  5. Step 5: Solve for x
    x = 23,729,419,345.51/176,765.88
  6. Step 6: Final answer
    x = 134,242.08

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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.