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Finding the Fourth Proportional to 177,262.56, 244,712.61 and 136,885.68

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Solution

The fourth proportional to 177,262.56, 244,712.61 and 136,885.68 is: 188,971.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,262.56 : 244,712.61 = 136,885.68 : x
  2. Step 2: Convert to fraction form
    177,262.56/244,712.61 = 136,885.68/x
  3. Step 3: Cross multiply
    177,262.56x = 244,712.61 × 136,885.68
  4. Step 4: Simplify right side
    177,262.56x = 33,497,652,024.42
  5. Step 5: Solve for x
    x = 33,497,652,024.42/177,262.56
  6. Step 6: Final answer
    x = 188,971.95

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1.5x scale

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.