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Finding the Fourth Proportional to 169,524.66, 255,302.15 and 154,391.04

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Solution

The fourth proportional to 169,524.66, 255,302.15 and 154,391.04 is: 232,511.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,524.66 : 255,302.15 = 154,391.04 : x
  2. Step 2: Convert to fraction form
    169,524.66/255,302.15 = 154,391.04/x
  3. Step 3: Cross multiply
    169,524.66x = 255,302.15 × 154,391.04
  4. Step 4: Simplify right side
    169,524.66x = 39,416,363,680.78
  5. Step 5: Solve for x
    x = 39,416,363,680.78/169,524.66
  6. Step 6: Final answer
    x = 232,511.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.