Home / 52,744.74-72,787.95-28,871.52

Finding the Fourth Proportional to 52,744.74, 72,787.95 and 28,871.52

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Solution

The fourth proportional to 52,744.74, 72,787.95 and 28,871.52 is: 39,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,744.74 : 72,787.95 = 28,871.52 : x
  2. Step 2: Convert to fraction form
    52,744.74/72,787.95 = 28,871.52/x
  3. Step 3: Cross multiply
    52,744.74x = 72,787.95 × 28,871.52
  4. Step 4: Simplify right side
    52,744.74x = 2,101,498,754.18
  5. Step 5: Solve for x
    x = 2,101,498,754.18/52,744.74
  6. Step 6: Final answer
    x = 39,842.81

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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.