Home / 57,681.68-79,606.32-35,015.48

Finding the Fourth Proportional to 57,681.68, 79,606.32 and 35,015.48

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Solution

The fourth proportional to 57,681.68, 79,606.32 and 35,015.48 is: 48,324.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,681.68 : 79,606.32 = 35,015.48 : x
  2. Step 2: Convert to fraction form
    57,681.68/79,606.32 = 35,015.48/x
  3. Step 3: Cross multiply
    57,681.68x = 79,606.32 × 35,015.48
  4. Step 4: Simplify right side
    57,681.68x = 2,787,453,505.83
  5. Step 5: Solve for x
    x = 2,787,453,505.83/57,681.68
  6. Step 6: Final answer
    x = 48,324.76

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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.