Home / 132,757.22-183,204.20-72,327.74

Finding the Fourth Proportional to 132,757.22, 183,204.20 and 72,327.74

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Solution

The fourth proportional to 132,757.22, 183,204.20 and 72,327.74 is: 99,811.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,757.22 : 183,204.20 = 72,327.74 : x
  2. Step 2: Convert to fraction form
    132,757.22/183,204.20 = 72,327.74/x
  3. Step 3: Cross multiply
    132,757.22x = 183,204.20 × 72,327.74
  4. Step 4: Simplify right side
    132,757.22x = 13,250,745,744.51
  5. Step 5: Solve for x
    x = 13,250,745,744.51/132,757.22
  6. Step 6: Final answer
    x = 99,811.87

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1.5x scale

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.