Home / 109,023.92-150,466.92-66,573.52

Finding the Fourth Proportional to 109,023.92, 150,466.92 and 66,573.52

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Solution

The fourth proportional to 109,023.92, 150,466.92 and 66,573.52 is: 91,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,023.92 : 150,466.92 = 66,573.52 : x
  2. Step 2: Convert to fraction form
    109,023.92/150,466.92 = 66,573.52/x
  3. Step 3: Cross multiply
    109,023.92x = 150,466.92 × 66,573.52
  4. Step 4: Simplify right side
    109,023.92x = 10,017,112,507.96
  5. Step 5: Solve for x
    x = 10,017,112,507.96/109,023.92
  6. Step 6: Final answer
    x = 91,879.95

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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.