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Finding the Fourth Proportional to 73,424.64, 101,367.96 and 48,347.04

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Solution

The fourth proportional to 73,424.64, 101,367.96 and 48,347.04 is: 66,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,424.64 : 101,367.96 = 48,347.04 : x
  2. Step 2: Convert to fraction form
    73,424.64/101,367.96 = 48,347.04/x
  3. Step 3: Cross multiply
    73,424.64x = 101,367.96 × 48,347.04
  4. Step 4: Simplify right side
    73,424.64x = 4,900,840,816.84
  5. Step 5: Solve for x
    x = 4,900,840,816.84/73,424.64
  6. Step 6: Final answer
    x = 66,746.54

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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.