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Finding the Fourth Proportional to 150,017.79, 206,927.01 and 96,217.59

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Solution

The fourth proportional to 150,017.79, 206,927.01 and 96,217.59 is: 132,717.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,017.79 : 206,927.01 = 96,217.59 : x
  2. Step 2: Convert to fraction form
    150,017.79/206,927.01 = 96,217.59/x
  3. Step 3: Cross multiply
    150,017.79x = 206,927.01 × 96,217.59
  4. Step 4: Simplify right side
    150,017.79x = 19,910,018,208.11
  5. Step 5: Solve for x
    x = 19,910,018,208.11/150,017.79
  6. Step 6: Final answer
    x = 132,717.71

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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.