Home / 48,300.40-72,454.20-17,131.60

Finding the Fourth Proportional to 48,300.40, 72,454.20 and 17,131.60

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Solution

The fourth proportional to 48,300.40, 72,454.20 and 17,131.60 is: 25,698.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,300.40 : 72,454.20 = 17,131.60 : x
  2. Step 2: Convert to fraction form
    48,300.40/72,454.20 = 17,131.60/x
  3. Step 3: Cross multiply
    48,300.40x = 72,454.20 × 17,131.60
  4. Step 4: Simplify right side
    48,300.40x = 1,241,256,372.72
  5. Step 5: Solve for x
    x = 1,241,256,372.72/48,300.40
  6. Step 6: Final answer
    x = 25,698.68

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1.5x scale

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.