Home / 38,885.55-58,344.69-23,120.69

Finding the Fourth Proportional to 38,885.55, 58,344.69 and 23,120.69

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Solution

The fourth proportional to 38,885.55, 58,344.69 and 23,120.69 is: 34,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,885.55 : 58,344.69 = 23,120.69 : x
  2. Step 2: Convert to fraction form
    38,885.55/58,344.69 = 23,120.69/x
  3. Step 3: Cross multiply
    38,885.55x = 58,344.69 × 23,120.69
  4. Step 4: Simplify right side
    38,885.55x = 1,348,969,198.91
  5. Step 5: Solve for x
    x = 1,348,969,198.91/38,885.55
  6. Step 6: Final answer
    x = 34,690.76

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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.