Home / 75,716.40-113,574.60-52,096.80

Finding the Fourth Proportional to 75,716.40, 113,574.60 and 52,096.80

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Solution

The fourth proportional to 75,716.40, 113,574.60 and 52,096.80 is: 78,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,716.40 : 113,574.60 = 52,096.80 : x
  2. Step 2: Convert to fraction form
    75,716.40/113,574.60 = 52,096.80/x
  3. Step 3: Cross multiply
    75,716.40x = 113,574.60 × 52,096.80
  4. Step 4: Simplify right side
    75,716.40x = 5,916,873,221.28
  5. Step 5: Solve for x
    x = 5,916,873,221.28/75,716.40
  6. Step 6: Final answer
    x = 78,145.20

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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.