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Finding the Fourth Proportional to 181,523.70, 250,502.67 and 102,035.70

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Solution

The fourth proportional to 181,523.70, 250,502.67 and 102,035.70 is: 140,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,523.70 : 250,502.67 = 102,035.70 : x
  2. Step 2: Convert to fraction form
    181,523.70/250,502.67 = 102,035.70/x
  3. Step 3: Cross multiply
    181,523.70x = 250,502.67 × 102,035.70
  4. Step 4: Simplify right side
    181,523.70x = 25,560,215,285.32
  5. Step 5: Solve for x
    x = 25,560,215,285.32/181,523.70
  6. Step 6: Final answer
    x = 140,809.25

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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.