Home / 52,725.18-72,760.74-28,852.04

Finding the Fourth Proportional to 52,725.18, 72,760.74 and 28,852.04

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Solution

The fourth proportional to 52,725.18, 72,760.74 and 28,852.04 is: 39,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,725.18 : 72,760.74 = 28,852.04 : x
  2. Step 2: Convert to fraction form
    52,725.18/72,760.74 = 28,852.04/x
  3. Step 3: Cross multiply
    52,725.18x = 72,760.74 × 28,852.04
  4. Step 4: Simplify right side
    52,725.18x = 2,099,295,780.91
  5. Step 5: Solve for x
    x = 2,099,295,780.91/52,725.18
  6. Step 6: Final answer
    x = 39,815.81

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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.