Home / 189,182.69-283,640.98-87,873.19

Finding the Fourth Proportional to 189,182.69, 283,640.98 and 87,873.19

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Solution

The fourth proportional to 189,182.69, 283,640.98 and 87,873.19 is: 131,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,182.69 : 283,640.98 = 87,873.19 : x
  2. Step 2: Convert to fraction form
    189,182.69/283,640.98 = 87,873.19/x
  3. Step 3: Cross multiply
    189,182.69x = 283,640.98 × 87,873.19
  4. Step 4: Simplify right side
    189,182.69x = 24,924,435,869.76
  5. Step 5: Solve for x
    x = 24,924,435,869.76/189,182.69
  6. Step 6: Final answer
    x = 131,747.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.