Home / 152,011.92-228,022.50-52,170.66

Finding the Fourth Proportional to 152,011.92, 228,022.50 and 52,170.66

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Solution

The fourth proportional to 152,011.92, 228,022.50 and 52,170.66 is: 78,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,011.92 : 228,022.50 = 52,170.66 : x
  2. Step 2: Convert to fraction form
    152,011.92/228,022.50 = 52,170.66/x
  3. Step 3: Cross multiply
    152,011.92x = 228,022.50 × 52,170.66
  4. Step 4: Simplify right side
    152,011.92x = 11,896,084,319.85
  5. Step 5: Solve for x
    x = 11,896,084,319.85/152,011.92
  6. Step 6: Final answer
    x = 78,257.58

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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.