Home / 29,273.20-43,909.80-16,831.60

Finding the Fourth Proportional to 29,273.20, 43,909.80 and 16,831.60

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Solution

The fourth proportional to 29,273.20, 43,909.80 and 16,831.60 is: 25,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,273.20 : 43,909.80 = 16,831.60 : x
  2. Step 2: Convert to fraction form
    29,273.20/43,909.80 = 16,831.60/x
  3. Step 3: Cross multiply
    29,273.20x = 43,909.80 × 16,831.60
  4. Step 4: Simplify right side
    29,273.20x = 739,072,189.68
  5. Step 5: Solve for x
    x = 739,072,189.68/29,273.20
  6. Step 6: Final answer
    x = 25,247.40

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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.