Home / 238,297.14-328,728.46-152,165.57

Finding the Fourth Proportional to 238,297.14, 328,728.46 and 152,165.57

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Solution

The fourth proportional to 238,297.14, 328,728.46 and 152,165.57 is: 209,910.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,297.14 : 328,728.46 = 152,165.57 : x
  2. Step 2: Convert to fraction form
    238,297.14/328,728.46 = 152,165.57/x
  3. Step 3: Cross multiply
    238,297.14x = 328,728.46 × 152,165.57
  4. Step 4: Simplify right side
    238,297.14x = 50,021,152,148.80
  5. Step 5: Solve for x
    x = 50,021,152,148.80/238,297.14
  6. Step 6: Final answer
    x = 209,910.83

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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.