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Finding the Fourth Proportional to 169,369.38, 253,874.88 and 62,684.64

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Solution

The fourth proportional to 169,369.38, 253,874.88 and 62,684.64 is: 93,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,369.38 : 253,874.88 = 62,684.64 : x
  2. Step 2: Convert to fraction form
    169,369.38/253,874.88 = 62,684.64/x
  3. Step 3: Cross multiply
    169,369.38x = 253,874.88 × 62,684.64
  4. Step 4: Simplify right side
    169,369.38x = 15,914,055,457.84
  5. Step 5: Solve for x
    x = 15,914,055,457.84/169,369.38
  6. Step 6: Final answer
    x = 93,960.64

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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.