Home / 43,543.91-65,307.66-16,889.85

Finding the Fourth Proportional to 43,543.91, 65,307.66 and 16,889.85

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Solution

The fourth proportional to 43,543.91, 65,307.66 and 16,889.85 is: 25,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,543.91 : 65,307.66 = 16,889.85 : x
  2. Step 2: Convert to fraction form
    43,543.91/65,307.66 = 16,889.85/x
  3. Step 3: Cross multiply
    43,543.91x = 65,307.66 × 16,889.85
  4. Step 4: Simplify right side
    43,543.91x = 1,103,036,581.25
  5. Step 5: Solve for x
    x = 1,103,036,581.25/43,543.91
  6. Step 6: Final answer
    x = 25,331.59

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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.