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Finding the Fourth Proportional to 164,569.92, 246,688.65 and 64,800.12

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Solution

The fourth proportional to 164,569.92, 246,688.65 and 64,800.12 is: 97,134.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,569.92 : 246,688.65 = 64,800.12 : x
  2. Step 2: Convert to fraction form
    164,569.92/246,688.65 = 64,800.12/x
  3. Step 3: Cross multiply
    164,569.92x = 246,688.65 × 64,800.12
  4. Step 4: Simplify right side
    164,569.92x = 15,985,454,122.64
  5. Step 5: Solve for x
    x = 15,985,454,122.64/164,569.92
  6. Step 6: Final answer
    x = 97,134.73

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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.