Home / 34,319.10-51,515.46-30,394.68

Finding the Fourth Proportional to 34,319.10, 51,515.46 and 30,394.68

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Solution

The fourth proportional to 34,319.10, 51,515.46 and 30,394.68 is: 45,624.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,319.10 : 51,515.46 = 30,394.68 : x
  2. Step 2: Convert to fraction form
    34,319.10/51,515.46 = 30,394.68/x
  3. Step 3: Cross multiply
    34,319.10x = 51,515.46 × 30,394.68
  4. Step 4: Simplify right side
    34,319.10x = 1,565,795,921.75
  5. Step 5: Solve for x
    x = 1,565,795,921.75/34,319.10
  6. Step 6: Final answer
    x = 45,624.62

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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.