Home / 107,743.48-161,688.96-37,622.80

Finding the Fourth Proportional to 107,743.48, 161,688.96 and 37,622.80

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Solution

The fourth proportional to 107,743.48, 161,688.96 and 37,622.80 is: 56,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,743.48 : 161,688.96 = 37,622.80 : x
  2. Step 2: Convert to fraction form
    107,743.48/161,688.96 = 37,622.80/x
  3. Step 3: Cross multiply
    107,743.48x = 161,688.96 × 37,622.80
  4. Step 4: Simplify right side
    107,743.48x = 6,083,191,404.29
  5. Step 5: Solve for x
    x = 6,083,191,404.29/107,743.48
  6. Step 6: Final answer
    x = 56,459.95

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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.