Home / 48,928.92-73,393.39-13,868.58

Finding the Fourth Proportional to 48,928.92, 73,393.39 and 13,868.58

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Solution

The fourth proportional to 48,928.92, 73,393.39 and 13,868.58 is: 20,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,928.92 : 73,393.39 = 13,868.58 : x
  2. Step 2: Convert to fraction form
    48,928.92/73,393.39 = 13,868.58/x
  3. Step 3: Cross multiply
    48,928.92x = 73,393.39 × 13,868.58
  4. Step 4: Simplify right side
    48,928.92x = 1,017,862,031.34
  5. Step 5: Solve for x
    x = 1,017,862,031.34/48,928.92
  6. Step 6: Final answer
    x = 20,802.87

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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.