Home / 164,687.58-247,033.80-52,385.13

Finding the Fourth Proportional to 164,687.58, 247,033.80 and 52,385.13

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Solution

The fourth proportional to 164,687.58, 247,033.80 and 52,385.13 is: 78,578.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,687.58 : 247,033.80 = 52,385.13 : x
  2. Step 2: Convert to fraction form
    164,687.58/247,033.80 = 52,385.13/x
  3. Step 3: Cross multiply
    164,687.58x = 247,033.80 × 52,385.13
  4. Step 4: Simplify right side
    164,687.58x = 12,940,897,727.39
  5. Step 5: Solve for x
    x = 12,940,897,727.39/164,687.58
  6. Step 6: Final answer
    x = 78,578.47

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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.