Home / 52,197.12-71,919.36-35,400.96

Finding the Fourth Proportional to 52,197.12, 71,919.36 and 35,400.96

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Solution

The fourth proportional to 52,197.12, 71,919.36 and 35,400.96 is: 48,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,197.12 : 71,919.36 = 35,400.96 : x
  2. Step 2: Convert to fraction form
    52,197.12/71,919.36 = 35,400.96/x
  3. Step 3: Cross multiply
    52,197.12x = 71,919.36 × 35,400.96
  4. Step 4: Simplify right side
    52,197.12x = 2,546,014,386.59
  5. Step 5: Solve for x
    x = 2,546,014,386.59/52,197.12
  6. Step 6: Final answer
    x = 48,776.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.