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Finding the Fourth Proportional to 150,482.72, 207,732.96 and 96,106.08

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Solution

The fourth proportional to 150,482.72, 207,732.96 and 96,106.08 is: 132,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,482.72 : 207,732.96 = 96,106.08 : x
  2. Step 2: Convert to fraction form
    150,482.72/207,732.96 = 96,106.08/x
  3. Step 3: Cross multiply
    150,482.72x = 207,732.96 × 96,106.08
  4. Step 4: Simplify right side
    150,482.72x = 19,964,400,472.40
  5. Step 5: Solve for x
    x = 19,964,400,472.40/150,482.72
  6. Step 6: Final answer
    x = 132,669.06

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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.