Home / 48,357.54-66,716.82-28,197.81

Finding the Fourth Proportional to 48,357.54, 66,716.82 and 28,197.81

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Solution

The fourth proportional to 48,357.54, 66,716.82 and 28,197.81 is: 38,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,357.54 : 66,716.82 = 28,197.81 : x
  2. Step 2: Convert to fraction form
    48,357.54/66,716.82 = 28,197.81/x
  3. Step 3: Cross multiply
    48,357.54x = 66,716.82 × 28,197.81
  4. Step 4: Simplify right side
    48,357.54x = 1,881,268,214.16
  5. Step 5: Solve for x
    x = 1,881,268,214.16/48,357.54
  6. Step 6: Final answer
    x = 38,903.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.