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Finding the Fourth Proportional to 173,253, 239,089.26 and 93,765

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Solution

The fourth proportional to 173,253, 239,089.26 and 93,765 is: 129,395.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,253 : 239,089.26 = 93,765 : x
  2. Step 2: Convert to fraction form
    173,253/239,089.26 = 93,765/x
  3. Step 3: Cross multiply
    173,253x = 239,089.26 × 93,765
  4. Step 4: Simplify right side
    173,253x = 22,418,204,463.90
  5. Step 5: Solve for x
    x = 22,418,204,463.90/173,253
  6. Step 6: Final answer
    x = 129,395.76

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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.