Home / 48,017.14-72,028.41-12,959.53

Finding the Fourth Proportional to 48,017.14, 72,028.41 and 12,959.53

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Solution

The fourth proportional to 48,017.14, 72,028.41 and 12,959.53 is: 19,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,017.14 : 72,028.41 = 12,959.53 : x
  2. Step 2: Convert to fraction form
    48,017.14/72,028.41 = 12,959.53/x
  3. Step 3: Cross multiply
    48,017.14x = 72,028.41 × 12,959.53
  4. Step 4: Simplify right side
    48,017.14x = 933,454,340.25
  5. Step 5: Solve for x
    x = 933,454,340.25/48,017.14
  6. Step 6: Final answer
    x = 19,440.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.