Home / 189,266.56-261,193.70-108,710.26

Finding the Fourth Proportional to 189,266.56, 261,193.70 and 108,710.26

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Solution

The fourth proportional to 189,266.56, 261,193.70 and 108,710.26 is: 150,023.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,266.56 : 261,193.70 = 108,710.26 : x
  2. Step 2: Convert to fraction form
    189,266.56/261,193.70 = 108,710.26/x
  3. Step 3: Cross multiply
    189,266.56x = 261,193.70 × 108,710.26
  4. Step 4: Simplify right side
    189,266.56x = 28,394,435,037.36
  5. Step 5: Solve for x
    x = 28,394,435,037.36/189,266.56
  6. Step 6: Final answer
    x = 150,023.52

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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.