Home / 48,517.83-72,776.73-13,457.49

Finding the Fourth Proportional to 48,517.83, 72,776.73 and 13,457.49

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Solution

The fourth proportional to 48,517.83, 72,776.73 and 13,457.49 is: 20,186.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,517.83 : 72,776.73 = 13,457.49 : x
  2. Step 2: Convert to fraction form
    48,517.83/72,776.73 = 13,457.49/x
  3. Step 3: Cross multiply
    48,517.83x = 72,776.73 × 13,457.49
  4. Step 4: Simplify right side
    48,517.83x = 979,392,116.21
  5. Step 5: Solve for x
    x = 979,392,116.21/48,517.83
  6. Step 6: Final answer
    x = 20,186.23

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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.