Home / 228,631.62-315,594.45-186,116.34

Finding the Fourth Proportional to 228,631.62, 315,594.45 and 186,116.34

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Solution

The fourth proportional to 228,631.62, 315,594.45 and 186,116.34 is: 256,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,631.62 : 315,594.45 = 186,116.34 : x
  2. Step 2: Convert to fraction form
    228,631.62/315,594.45 = 186,116.34/x
  3. Step 3: Cross multiply
    228,631.62x = 315,594.45 × 186,116.34
  4. Step 4: Simplify right side
    228,631.62x = 58,737,283,958.31
  5. Step 5: Solve for x
    x = 58,737,283,958.31/228,631.62
  6. Step 6: Final answer
    x = 256,907.96

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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.