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Finding the Fourth Proportional to 64,327.16, 96,500.06 and 19,957.49

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Solution

The fourth proportional to 64,327.16, 96,500.06 and 19,957.49 is: 29,939.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,327.16 : 96,500.06 = 19,957.49 : x
  2. Step 2: Convert to fraction form
    64,327.16/96,500.06 = 19,957.49/x
  3. Step 3: Cross multiply
    64,327.16x = 96,500.06 × 19,957.49
  4. Step 4: Simplify right side
    64,327.16x = 1,925,898,836.88
  5. Step 5: Solve for x
    x = 1,925,898,836.88/64,327.16
  6. Step 6: Final answer
    x = 29,939.12

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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.