Home / 52,295.52-72,172.08-29,940.96

Finding the Fourth Proportional to 52,295.52, 72,172.08 and 29,940.96

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Solution

The fourth proportional to 52,295.52, 72,172.08 and 29,940.96 is: 41,320.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.52 : 72,172.08 = 29,940.96 : x
  2. Step 2: Convert to fraction form
    52,295.52/72,172.08 = 29,940.96/x
  3. Step 3: Cross multiply
    52,295.52x = 72,172.08 × 29,940.96
  4. Step 4: Simplify right side
    52,295.52x = 2,160,901,360.40
  5. Step 5: Solve for x
    x = 2,160,901,360.40/52,295.52
  6. Step 6: Final answer
    x = 41,320.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.