Home / 163,940.92-226,234.03-92,319.40

Finding the Fourth Proportional to 163,940.92, 226,234.03 and 92,319.40

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Solution

The fourth proportional to 163,940.92, 226,234.03 and 92,319.40 is: 127,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,940.92 : 226,234.03 = 92,319.40 : x
  2. Step 2: Convert to fraction form
    163,940.92/226,234.03 = 92,319.40/x
  3. Step 3: Cross multiply
    163,940.92x = 226,234.03 × 92,319.40
  4. Step 4: Simplify right side
    163,940.92x = 20,885,789,909.18
  5. Step 5: Solve for x
    x = 20,885,789,909.18/163,940.92
  6. Step 6: Final answer
    x = 127,398.27

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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.