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Finding the Fourth Proportional to 177,995.56, 245,634 and 97,423

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Solution

The fourth proportional to 177,995.56, 245,634 and 97,423 is: 134,443.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,995.56 : 245,634 = 97,423 : x
  2. Step 2: Convert to fraction form
    177,995.56/245,634 = 97,423/x
  3. Step 3: Cross multiply
    177,995.56x = 245,634 × 97,423
  4. Step 4: Simplify right side
    177,995.56x = 23,930,401,182
  5. Step 5: Solve for x
    x = 23,930,401,182/177,995.56
  6. Step 6: Final answer
    x = 134,443.81

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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.