Home / 107,480.23-161,223.94-48,316.07

Finding the Fourth Proportional to 107,480.23, 161,223.94 and 48,316.07

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Solution

The fourth proportional to 107,480.23, 161,223.94 and 48,316.07 is: 72,475.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,480.23 : 161,223.94 = 48,316.07 : x
  2. Step 2: Convert to fraction form
    107,480.23/161,223.94 = 48,316.07/x
  3. Step 3: Cross multiply
    107,480.23x = 161,223.94 × 48,316.07
  4. Step 4: Simplify right side
    107,480.23x = 7,789,707,170.72
  5. Step 5: Solve for x
    x = 7,789,707,170.72/107,480.23
  6. Step 6: Final answer
    x = 72,475.72

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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.