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Finding the Fourth Proportional to 167,568.48, 231,479.47 and 152,434.44

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Solution

The fourth proportional to 167,568.48, 231,479.47 and 152,434.44 is: 210,573.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,568.48 : 231,479.47 = 152,434.44 : x
  2. Step 2: Convert to fraction form
    167,568.48/231,479.47 = 152,434.44/x
  3. Step 3: Cross multiply
    167,568.48x = 231,479.47 × 152,434.44
  4. Step 4: Simplify right side
    167,568.48x = 35,285,443,571.49
  5. Step 5: Solve for x
    x = 35,285,443,571.49/167,568.48
  6. Step 6: Final answer
    x = 210,573.27

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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.