Home / 107,688.56-161,555.88-32,814.74

Finding the Fourth Proportional to 107,688.56, 161,555.88 and 32,814.74

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Solution

The fourth proportional to 107,688.56, 161,555.88 and 32,814.74 is: 49,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,688.56 : 161,555.88 = 32,814.74 : x
  2. Step 2: Convert to fraction form
    107,688.56/161,555.88 = 32,814.74/x
  3. Step 3: Cross multiply
    107,688.56x = 161,555.88 × 32,814.74
  4. Step 4: Simplify right side
    107,688.56x = 5,301,414,197.67
  5. Step 5: Solve for x
    x = 5,301,414,197.67/107,688.56
  6. Step 6: Final answer
    x = 49,229.13

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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.