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Finding the Fourth Proportional to 100,523.73, 150,785.66 and 63,110.09

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Solution

The fourth proportional to 100,523.73, 150,785.66 and 63,110.09 is: 94,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,523.73 : 150,785.66 = 63,110.09 : x
  2. Step 2: Convert to fraction form
    100,523.73/150,785.66 = 63,110.09/x
  3. Step 3: Cross multiply
    100,523.73x = 150,785.66 × 63,110.09
  4. Step 4: Simplify right side
    100,523.73x = 9,516,095,740.49
  5. Step 5: Solve for x
    x = 9,516,095,740.49/100,523.73
  6. Step 6: Final answer
    x = 94,665.16

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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.