Home / 29,247.20-43,903.20-18,166.40

Finding the Fourth Proportional to 29,247.20, 43,903.20 and 18,166.40

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Solution

The fourth proportional to 29,247.20, 43,903.20 and 18,166.40 is: 27,269.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,247.20 : 43,903.20 = 18,166.40 : x
  2. Step 2: Convert to fraction form
    29,247.20/43,903.20 = 18,166.40/x
  3. Step 3: Cross multiply
    29,247.20x = 43,903.20 × 18,166.40
  4. Step 4: Simplify right side
    29,247.20x = 797,563,092.48
  5. Step 5: Solve for x
    x = 797,563,092.48/29,247.20
  6. Step 6: Final answer
    x = 27,269.72

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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.