Home / 64,965.15-97,439.06-20,596.39

Finding the Fourth Proportional to 64,965.15, 97,439.06 and 20,596.39

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Solution

The fourth proportional to 64,965.15, 97,439.06 and 20,596.39 is: 30,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,965.15 : 97,439.06 = 20,596.39 : x
  2. Step 2: Convert to fraction form
    64,965.15/97,439.06 = 20,596.39/x
  3. Step 3: Cross multiply
    64,965.15x = 97,439.06 × 20,596.39
  4. Step 4: Simplify right side
    64,965.15x = 2,006,892,688.89
  5. Step 5: Solve for x
    x = 2,006,892,688.89/64,965.15
  6. Step 6: Final answer
    x = 30,891.83

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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.