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Finding the Fourth Proportional to 73,367.76, 101,247.64 and 39,833.76

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Solution

The fourth proportional to 73,367.76, 101,247.64 and 39,833.76 is: 54,970.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,367.76 : 101,247.64 = 39,833.76 : x
  2. Step 2: Convert to fraction form
    73,367.76/101,247.64 = 39,833.76/x
  3. Step 3: Cross multiply
    73,367.76x = 101,247.64 × 39,833.76
  4. Step 4: Simplify right side
    73,367.76x = 4,033,074,192.33
  5. Step 5: Solve for x
    x = 4,033,074,192.33/73,367.76
  6. Step 6: Final answer
    x = 54,970.66

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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.