Home / 121,403.20-182,098.31-37,163.40

Finding the Fourth Proportional to 121,403.20, 182,098.31 and 37,163.40

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Solution

The fourth proportional to 121,403.20, 182,098.31 and 37,163.40 is: 55,743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,403.20 : 182,098.31 = 37,163.40 : x
  2. Step 2: Convert to fraction form
    121,403.20/182,098.31 = 37,163.40/x
  3. Step 3: Cross multiply
    121,403.20x = 182,098.31 × 37,163.40
  4. Step 4: Simplify right side
    121,403.20x = 6,767,392,333.85
  5. Step 5: Solve for x
    x = 6,767,392,333.85/121,403.20
  6. Step 6: Final answer
    x = 55,743.11

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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.