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Finding the Fourth Proportional to 150,240.82, 207,472.80 and 96,618.94

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Solution

The fourth proportional to 150,240.82, 207,472.80 and 96,618.94 is: 133,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,240.82 : 207,472.80 = 96,618.94 : x
  2. Step 2: Convert to fraction form
    150,240.82/207,472.80 = 96,618.94/x
  3. Step 3: Cross multiply
    150,240.82x = 207,472.80 × 96,618.94
  4. Step 4: Simplify right side
    150,240.82x = 20,045,802,014.83
  5. Step 5: Solve for x
    x = 20,045,802,014.83/150,240.82
  6. Step 6: Final answer
    x = 133,424.47

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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.