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Finding the Fourth Proportional to 177,060.06, 242,968.28 and 161,022.06

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Solution

The fourth proportional to 177,060.06, 242,968.28 and 161,022.06 is: 220,960.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,060.06 : 242,968.28 = 161,022.06 : x
  2. Step 2: Convert to fraction form
    177,060.06/242,968.28 = 161,022.06/x
  3. Step 3: Cross multiply
    177,060.06x = 242,968.28 × 161,022.06
  4. Step 4: Simplify right side
    177,060.06x = 39,123,252,155.15
  5. Step 5: Solve for x
    x = 39,123,252,155.15/177,060.06
  6. Step 6: Final answer
    x = 220,960.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.