Home / 228,836.85-315,913.68-177,735.17

Finding the Fourth Proportional to 228,836.85, 315,913.68 and 177,735.17

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Solution

The fourth proportional to 228,836.85, 315,913.68 and 177,735.17 is: 245,366.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,836.85 : 315,913.68 = 177,735.17 : x
  2. Step 2: Convert to fraction form
    228,836.85/315,913.68 = 177,735.17/x
  3. Step 3: Cross multiply
    228,836.85x = 315,913.68 × 177,735.17
  4. Step 4: Simplify right side
    228,836.85x = 56,148,970,040.56
  5. Step 5: Solve for x
    x = 56,148,970,040.56/228,836.85
  6. Step 6: Final answer
    x = 245,366.82

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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.