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Finding the Fourth Proportional to 177,283.76, 244,741.84 and 136,906.88

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Solution

The fourth proportional to 177,283.76, 244,741.84 and 136,906.88 is: 189,001.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,283.76 : 244,741.84 = 136,906.88 : x
  2. Step 2: Convert to fraction form
    177,283.76/244,741.84 = 136,906.88/x
  3. Step 3: Cross multiply
    177,283.76x = 244,741.84 × 136,906.88
  4. Step 4: Simplify right side
    177,283.76x = 33,506,841,719.86
  5. Step 5: Solve for x
    x = 33,506,841,719.86/177,283.76
  6. Step 6: Final answer
    x = 189,001.19

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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.