Home / 48,954.72-73,452.74-20,880.93

Finding the Fourth Proportional to 48,954.72, 73,452.74 and 20,880.93

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Solution

The fourth proportional to 48,954.72, 73,452.74 and 20,880.93 is: 31,330.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,954.72 : 73,452.74 = 20,880.93 : x
  2. Step 2: Convert to fraction form
    48,954.72/73,452.74 = 20,880.93/x
  3. Step 3: Cross multiply
    48,954.72x = 73,452.74 × 20,880.93
  4. Step 4: Simplify right side
    48,954.72x = 1,533,761,417.84
  5. Step 5: Solve for x
    x = 1,533,761,417.84/48,954.72
  6. Step 6: Final answer
    x = 31,330.21

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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.