Home / 107,930.60-161,867.10-37,802.60

Finding the Fourth Proportional to 107,930.60, 161,867.10 and 37,802.60

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Solution

The fourth proportional to 107,930.60, 161,867.10 and 37,802.60 is: 56,693.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,930.60 : 161,867.10 = 37,802.60 : x
  2. Step 2: Convert to fraction form
    107,930.60/161,867.10 = 37,802.60/x
  3. Step 3: Cross multiply
    107,930.60x = 161,867.10 × 37,802.60
  4. Step 4: Simplify right side
    107,930.60x = 6,118,997,234.46
  5. Step 5: Solve for x
    x = 6,118,997,234.46/107,930.60
  6. Step 6: Final answer
    x = 56,693.81

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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.