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Finding the Fourth Proportional to 64,153.84, 96,227.76 and 16,768.96

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Solution

The fourth proportional to 64,153.84, 96,227.76 and 16,768.96 is: 25,152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,153.84 : 96,227.76 = 16,768.96 : x
  2. Step 2: Convert to fraction form
    64,153.84/96,227.76 = 16,768.96/x
  3. Step 3: Cross multiply
    64,153.84x = 96,227.76 × 16,768.96
  4. Step 4: Simplify right side
    64,153.84x = 1,613,639,458.33
  5. Step 5: Solve for x
    x = 1,613,639,458.33/64,153.84
  6. Step 6: Final answer
    x = 25,152.66

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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.