Home / 48,481.84-66,907.52-28,350.51

Finding the Fourth Proportional to 48,481.84, 66,907.52 and 28,350.51

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Solution

The fourth proportional to 48,481.84, 66,907.52 and 28,350.51 is: 39,125.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,481.84 : 66,907.52 = 28,350.51 : x
  2. Step 2: Convert to fraction form
    48,481.84/66,907.52 = 28,350.51/x
  3. Step 3: Cross multiply
    48,481.84x = 66,907.52 × 28,350.51
  4. Step 4: Simplify right side
    48,481.84x = 1,896,862,028.49
  5. Step 5: Solve for x
    x = 1,896,862,028.49/48,481.84
  6. Step 6: Final answer
    x = 39,125.21

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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.