Home / 29,176.60-43,764.90-18,047.20

Finding the Fourth Proportional to 29,176.60, 43,764.90 and 18,047.20

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Solution

The fourth proportional to 29,176.60, 43,764.90 and 18,047.20 is: 27,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,176.60 : 43,764.90 = 18,047.20 : x
  2. Step 2: Convert to fraction form
    29,176.60/43,764.90 = 18,047.20/x
  3. Step 3: Cross multiply
    29,176.60x = 43,764.90 × 18,047.20
  4. Step 4: Simplify right side
    29,176.60x = 789,833,903.28
  5. Step 5: Solve for x
    x = 789,833,903.28/29,176.60
  6. Step 6: Final answer
    x = 27,070.80

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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.