Home / 57,659.04-79,569.44-31,163.04

Finding the Fourth Proportional to 57,659.04, 79,569.44 and 31,163.04

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Solution

The fourth proportional to 57,659.04, 79,569.44 and 31,163.04 is: 43,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,659.04 : 79,569.44 = 31,163.04 : x
  2. Step 2: Convert to fraction form
    57,659.04/79,569.44 = 31,163.04/x
  3. Step 3: Cross multiply
    57,659.04x = 79,569.44 × 31,163.04
  4. Step 4: Simplify right side
    57,659.04x = 2,479,625,641.50
  5. Step 5: Solve for x
    x = 2,479,625,641.50/57,659.04
  6. Step 6: Final answer
    x = 43,004.98

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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.