Home / 45,354.87-68,032.44-15,772.86

Finding the Fourth Proportional to 45,354.87, 68,032.44 and 15,772.86

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Solution

The fourth proportional to 45,354.87, 68,032.44 and 15,772.86 is: 23,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,354.87 : 68,032.44 = 15,772.86 : x
  2. Step 2: Convert to fraction form
    45,354.87/68,032.44 = 15,772.86/x
  3. Step 3: Cross multiply
    45,354.87x = 68,032.44 × 15,772.86
  4. Step 4: Simplify right side
    45,354.87x = 1,073,066,151.58
  5. Step 5: Solve for x
    x = 1,073,066,151.58/45,354.87
  6. Step 6: Final answer
    x = 23,659.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.