Home / 159,182.60-219,667.32-87,562.58

Finding the Fourth Proportional to 159,182.60, 219,667.32 and 87,562.58

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Solution

The fourth proportional to 159,182.60, 219,667.32 and 87,562.58 is: 120,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,182.60 : 219,667.32 = 87,562.58 : x
  2. Step 2: Convert to fraction form
    159,182.60/219,667.32 = 87,562.58/x
  3. Step 3: Cross multiply
    159,182.60x = 219,667.32 × 87,562.58
  4. Step 4: Simplify right side
    159,182.60x = 19,234,636,182.55
  5. Step 5: Solve for x
    x = 19,234,636,182.55/159,182.60
  6. Step 6: Final answer
    x = 120,833.79

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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.