Home / 34,110.60-51,165.90-30,830.10

Finding the Fourth Proportional to 34,110.60, 51,165.90 and 30,830.10

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Solution

The fourth proportional to 34,110.60, 51,165.90 and 30,830.10 is: 46,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,110.60 : 51,165.90 = 30,830.10 : x
  2. Step 2: Convert to fraction form
    34,110.60/51,165.90 = 30,830.10/x
  3. Step 3: Cross multiply
    34,110.60x = 51,165.90 × 30,830.10
  4. Step 4: Simplify right side
    34,110.60x = 1,577,449,813.59
  5. Step 5: Solve for x
    x = 1,577,449,813.59/34,110.60
  6. Step 6: Final answer
    x = 46,245.15

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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.