Home / 39,896.32-59,867.34-20,176.48

Finding the Fourth Proportional to 39,896.32, 59,867.34 and 20,176.48

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Solution

The fourth proportional to 39,896.32, 59,867.34 and 20,176.48 is: 30,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,896.32 : 59,867.34 = 20,176.48 : x
  2. Step 2: Convert to fraction form
    39,896.32/59,867.34 = 20,176.48/x
  3. Step 3: Cross multiply
    39,896.32x = 59,867.34 × 20,176.48
  4. Step 4: Simplify right side
    39,896.32x = 1,207,912,188.16
  5. Step 5: Solve for x
    x = 1,207,912,188.16/39,896.32
  6. Step 6: Final answer
    x = 30,276.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.