Home / 57,293.23-79,064.37-31,799.90

Finding the Fourth Proportional to 57,293.23, 79,064.37 and 31,799.90

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Solution

The fourth proportional to 57,293.23, 79,064.37 and 31,799.90 is: 43,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,293.23 : 79,064.37 = 31,799.90 : x
  2. Step 2: Convert to fraction form
    57,293.23/79,064.37 = 31,799.90/x
  3. Step 3: Cross multiply
    57,293.23x = 79,064.37 × 31,799.90
  4. Step 4: Simplify right side
    57,293.23x = 2,514,239,059.56
  5. Step 5: Solve for x
    x = 2,514,239,059.56/57,293.23
  6. Step 6: Final answer
    x = 43,883.70

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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.