Home / 57,358.05-79,151.22-31,866.03

Finding the Fourth Proportional to 57,358.05, 79,151.22 and 31,866.03

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Solution

The fourth proportional to 57,358.05, 79,151.22 and 31,866.03 is: 43,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358.05 : 79,151.22 = 31,866.03 : x
  2. Step 2: Convert to fraction form
    57,358.05/79,151.22 = 31,866.03/x
  3. Step 3: Cross multiply
    57,358.05x = 79,151.22 × 31,866.03
  4. Step 4: Simplify right side
    57,358.05x = 2,522,235,151.06
  5. Step 5: Solve for x
    x = 2,522,235,151.06/57,358.05
  6. Step 6: Final answer
    x = 43,973.52

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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.