Home / 52,772.41-72,822.13-28,895.23

Finding the Fourth Proportional to 52,772.41, 72,822.13 and 28,895.23

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Solution

The fourth proportional to 52,772.41, 72,822.13 and 28,895.23 is: 39,873.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,772.41 : 72,822.13 = 28,895.23 : x
  2. Step 2: Convert to fraction form
    52,772.41/72,822.13 = 28,895.23/x
  3. Step 3: Cross multiply
    52,772.41x = 72,822.13 × 28,895.23
  4. Step 4: Simplify right side
    52,772.41x = 2,104,212,195.44
  5. Step 5: Solve for x
    x = 2,104,212,195.44/52,772.41
  6. Step 6: Final answer
    x = 39,873.34

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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.