Home / 29,155.96-43,777.68-16,690.06

Finding the Fourth Proportional to 29,155.96, 43,777.68 and 16,690.06

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Solution

The fourth proportional to 29,155.96, 43,777.68 and 16,690.06 is: 25,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,155.96 : 43,777.68 = 16,690.06 : x
  2. Step 2: Convert to fraction form
    29,155.96/43,777.68 = 16,690.06/x
  3. Step 3: Cross multiply
    29,155.96x = 43,777.68 × 16,690.06
  4. Step 4: Simplify right side
    29,155.96x = 730,652,105.86
  5. Step 5: Solve for x
    x = 730,652,105.86/29,155.96
  6. Step 6: Final answer
    x = 25,060.13

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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.