Home / 42,118.96-58,099.80-27,214.96

Finding the Fourth Proportional to 42,118.96, 58,099.80 and 27,214.96

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Solution

The fourth proportional to 42,118.96, 58,099.80 and 27,214.96 is: 37,540.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,118.96 : 58,099.80 = 27,214.96 : x
  2. Step 2: Convert to fraction form
    42,118.96/58,099.80 = 27,214.96/x
  3. Step 3: Cross multiply
    42,118.96x = 58,099.80 × 27,214.96
  4. Step 4: Simplify right side
    42,118.96x = 1,581,183,733.01
  5. Step 5: Solve for x
    x = 1,581,183,733.01/42,118.96
  6. Step 6: Final answer
    x = 37,540.90

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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.