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Finding the Fourth Proportional to 177,796.40, 266,687.46 and 97,992.56

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Solution

The fourth proportional to 177,796.40, 266,687.46 and 97,992.56 is: 146,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,796.40 : 266,687.46 = 97,992.56 : x
  2. Step 2: Convert to fraction form
    177,796.40/266,687.46 = 97,992.56/x
  3. Step 3: Cross multiply
    177,796.40x = 266,687.46 × 97,992.56
  4. Step 4: Simplify right side
    177,796.40x = 26,133,386,925.30
  5. Step 5: Solve for x
    x = 26,133,386,925.30/177,796.40
  6. Step 6: Final answer
    x = 146,984.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.