Home / 48,710.85-67,227.75-28,574.25

Finding the Fourth Proportional to 48,710.85, 67,227.75 and 28,574.25

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Solution

The fourth proportional to 48,710.85, 67,227.75 and 28,574.25 is: 39,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,710.85 : 67,227.75 = 28,574.25 : x
  2. Step 2: Convert to fraction form
    48,710.85/67,227.75 = 28,574.25/x
  3. Step 3: Cross multiply
    48,710.85x = 67,227.75 × 28,574.25
  4. Step 4: Simplify right side
    48,710.85x = 1,920,982,535.44
  5. Step 5: Solve for x
    x = 1,920,982,535.44/48,710.85
  6. Step 6: Final answer
    x = 39,436.44

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1.5x scale

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.