Home / 152,712.12-228,834.40-63,917.29

Finding the Fourth Proportional to 152,712.12, 228,834.40 and 63,917.29

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Solution

The fourth proportional to 152,712.12, 228,834.40 and 63,917.29 is: 95,778.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,712.12 : 228,834.40 = 63,917.29 : x
  2. Step 2: Convert to fraction form
    152,712.12/228,834.40 = 63,917.29/x
  3. Step 3: Cross multiply
    152,712.12x = 228,834.40 × 63,917.29
  4. Step 4: Simplify right side
    152,712.12x = 14,626,474,706.78
  5. Step 5: Solve for x
    x = 14,626,474,706.78/152,712.12
  6. Step 6: Final answer
    x = 95,778.09

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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.