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Finding the Fourth Proportional to 197,048.25, 271,927.67 and 107,624.25

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Solution

The fourth proportional to 197,048.25, 271,927.67 and 107,624.25 is: 148,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,048.25 : 271,927.67 = 107,624.25 : x
  2. Step 2: Convert to fraction form
    197,048.25/271,927.67 = 107,624.25/x
  3. Step 3: Cross multiply
    197,048.25x = 271,927.67 × 107,624.25
  4. Step 4: Simplify right side
    197,048.25x = 29,266,010,999.88
  5. Step 5: Solve for x
    x = 29,266,010,999.88/197,048.25
  6. Step 6: Final answer
    x = 148,522.05

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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.