Home / 107,539.67-161,331.04-60,222.05

Finding the Fourth Proportional to 107,539.67, 161,331.04 and 60,222.05

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Solution

The fourth proportional to 107,539.67, 161,331.04 and 60,222.05 is: 90,345.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,539.67 : 161,331.04 = 60,222.05 : x
  2. Step 2: Convert to fraction form
    107,539.67/161,331.04 = 60,222.05/x
  3. Step 3: Cross multiply
    107,539.67x = 161,331.04 × 60,222.05
  4. Step 4: Simplify right side
    107,539.67x = 9,715,685,831.05
  5. Step 5: Solve for x
    x = 9,715,685,831.05/107,539.67
  6. Step 6: Final answer
    x = 90,345.13

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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.