Home / 130,241.56-194,191.99-119,120.52

Finding the Fourth Proportional to 130,241.56, 194,191.99 and 119,120.52

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Solution

The fourth proportional to 130,241.56, 194,191.99 and 119,120.52 is: 177,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,241.56 : 194,191.99 = 119,120.52 : x
  2. Step 2: Convert to fraction form
    130,241.56/194,191.99 = 119,120.52/x
  3. Step 3: Cross multiply
    130,241.56x = 194,191.99 × 119,120.52
  4. Step 4: Simplify right side
    130,241.56x = 23,132,250,828.63
  5. Step 5: Solve for x
    x = 23,132,250,828.63/130,241.56
  6. Step 6: Final answer
    x = 177,610.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.