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Finding the Fourth Proportional to 164,803.80, 247,205.68 and 46,459.68

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Solution

The fourth proportional to 164,803.80, 247,205.68 and 46,459.68 is: 69,689.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,803.80 : 247,205.68 = 46,459.68 : x
  2. Step 2: Convert to fraction form
    164,803.80/247,205.68 = 46,459.68/x
  3. Step 3: Cross multiply
    164,803.80x = 247,205.68 × 46,459.68
  4. Step 4: Simplify right side
    164,803.80x = 11,485,096,786.98
  5. Step 5: Solve for x
    x = 11,485,096,786.98/164,803.80
  6. Step 6: Final answer
    x = 69,689.51

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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.