Home / 163,923.78-226,236.34-92,317.80

Finding the Fourth Proportional to 163,923.78, 226,236.34 and 92,317.80

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Solution

The fourth proportional to 163,923.78, 226,236.34 and 92,317.80 is: 127,410.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,923.78 : 226,236.34 = 92,317.80 : x
  2. Step 2: Convert to fraction form
    163,923.78/226,236.34 = 92,317.80/x
  3. Step 3: Cross multiply
    163,923.78x = 226,236.34 × 92,317.80
  4. Step 4: Simplify right side
    163,923.78x = 20,885,641,188.85
  5. Step 5: Solve for x
    x = 20,885,641,188.85/163,923.78
  6. Step 6: Final answer
    x = 127,410.69

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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.