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Finding the Fourth Proportional to 146,881.50, 220,321.71 and 41,700.48

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Solution

The fourth proportional to 146,881.50, 220,321.71 and 41,700.48 is: 62,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,881.50 : 220,321.71 = 41,700.48 : x
  2. Step 2: Convert to fraction form
    146,881.50/220,321.71 = 41,700.48/x
  3. Step 3: Cross multiply
    146,881.50x = 220,321.71 × 41,700.48
  4. Step 4: Simplify right side
    146,881.50x = 9,187,521,061.42
  5. Step 5: Solve for x
    x = 9,187,521,061.42/146,881.50
  6. Step 6: Final answer
    x = 62,550.57

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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.