Home / 31,206.25-43,064.63-17,059.20

Finding the Fourth Proportional to 31,206.25, 43,064.63 and 17,059.20

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Solution

The fourth proportional to 31,206.25, 43,064.63 and 17,059.20 is: 23,541.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,206.25 : 43,064.63 = 17,059.20 : x
  2. Step 2: Convert to fraction form
    31,206.25/43,064.63 = 17,059.20/x
  3. Step 3: Cross multiply
    31,206.25x = 43,064.63 × 17,059.20
  4. Step 4: Simplify right side
    31,206.25x = 734,647,835.48
  5. Step 5: Solve for x
    x = 734,647,835.48/31,206.25
  6. Step 6: Final answer
    x = 23,541.69

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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.