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Finding the Fourth Proportional to 73,471.86, 101,392.16 and 43,257.24

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Solution

The fourth proportional to 73,471.86, 101,392.16 and 43,257.24 is: 59,695.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,471.86 : 101,392.16 = 43,257.24 : x
  2. Step 2: Convert to fraction form
    73,471.86/101,392.16 = 43,257.24/x
  3. Step 3: Cross multiply
    73,471.86x = 101,392.16 × 43,257.24
  4. Step 4: Simplify right side
    73,471.86x = 4,385,944,782.95
  5. Step 5: Solve for x
    x = 4,385,944,782.95/73,471.86
  6. Step 6: Final answer
    x = 59,695.57

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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.