Home / 48,550.02-72,828.96-13,489.68

Finding the Fourth Proportional to 48,550.02, 72,828.96 and 13,489.68

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Solution

The fourth proportional to 48,550.02, 72,828.96 and 13,489.68 is: 20,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,550.02 : 72,828.96 = 13,489.68 : x
  2. Step 2: Convert to fraction form
    48,550.02/72,828.96 = 13,489.68/x
  3. Step 3: Cross multiply
    48,550.02x = 72,828.96 × 13,489.68
  4. Step 4: Simplify right side
    48,550.02x = 982,439,365.13
  5. Step 5: Solve for x
    x = 982,439,365.13/48,550.02
  6. Step 6: Final answer
    x = 20,235.61

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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.