Home / 34,170.57-51,259.50-14,451.12

Finding the Fourth Proportional to 34,170.57, 51,259.50 and 14,451.12

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Solution

The fourth proportional to 34,170.57, 51,259.50 and 14,451.12 is: 21,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,170.57 : 51,259.50 = 14,451.12 : x
  2. Step 2: Convert to fraction form
    34,170.57/51,259.50 = 14,451.12/x
  3. Step 3: Cross multiply
    34,170.57x = 51,259.50 × 14,451.12
  4. Step 4: Simplify right side
    34,170.57x = 740,757,185.64
  5. Step 5: Solve for x
    x = 740,757,185.64/34,170.57
  6. Step 6: Final answer
    x = 21,678.22

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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.