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Finding the Fourth Proportional to 107,616.66, 161,425.80 and 37,495.86

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Solution

The fourth proportional to 107,616.66, 161,425.80 and 37,495.86 is: 56,244.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,616.66 : 161,425.80 = 37,495.86 : x
  2. Step 2: Convert to fraction form
    107,616.66/161,425.80 = 37,495.86/x
  3. Step 3: Cross multiply
    107,616.66x = 161,425.80 × 37,495.86
  4. Step 4: Simplify right side
    107,616.66x = 6,052,799,197.19
  5. Step 5: Solve for x
    x = 6,052,799,197.19/107,616.66
  6. Step 6: Final answer
    x = 56,244.07

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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.