Home / 52,787.95-72,829.29-30,110.56

Finding the Fourth Proportional to 52,787.95, 72,829.29 and 30,110.56

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Solution

The fourth proportional to 52,787.95, 72,829.29 and 30,110.56 is: 41,542.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,787.95 : 72,829.29 = 30,110.56 : x
  2. Step 2: Convert to fraction form
    52,787.95/72,829.29 = 30,110.56/x
  3. Step 3: Cross multiply
    52,787.95x = 72,829.29 × 30,110.56
  4. Step 4: Simplify right side
    52,787.95x = 2,192,930,706.30
  5. Step 5: Solve for x
    x = 2,192,930,706.30/52,787.95
  6. Step 6: Final answer
    x = 41,542.26

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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.