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Finding the Fourth Proportional to 176,789.88, 243,967.50 and 97,301.88

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Solution

The fourth proportional to 176,789.88, 243,967.50 and 97,301.88 is: 134,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,789.88 : 243,967.50 = 97,301.88 : x
  2. Step 2: Convert to fraction form
    176,789.88/243,967.50 = 97,301.88/x
  3. Step 3: Cross multiply
    176,789.88x = 243,967.50 × 97,301.88
  4. Step 4: Simplify right side
    176,789.88x = 23,738,496,408.90
  5. Step 5: Solve for x
    x = 23,738,496,408.90/176,789.88
  6. Step 6: Final answer
    x = 134,275.20

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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.