Home / 120,241.14-165,937.67-66,525.29

Finding the Fourth Proportional to 120,241.14, 165,937.67 and 66,525.29

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Solution

The fourth proportional to 120,241.14, 165,937.67 and 66,525.29 is: 91,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,241.14 : 165,937.67 = 66,525.29 : x
  2. Step 2: Convert to fraction form
    120,241.14/165,937.67 = 66,525.29/x
  3. Step 3: Cross multiply
    120,241.14x = 165,937.67 × 66,525.29
  4. Step 4: Simplify right side
    120,241.14x = 11,039,050,456.36
  5. Step 5: Solve for x
    x = 11,039,050,456.36/120,241.14
  6. Step 6: Final answer
    x = 91,807.60

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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.