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Finding the Fourth Proportional to 108,097.44, 161,854.56 and 70,564.56

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Solution

The fourth proportional to 108,097.44, 161,854.56 and 70,564.56 is: 105,656.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,097.44 : 161,854.56 = 70,564.56 : x
  2. Step 2: Convert to fraction form
    108,097.44/161,854.56 = 70,564.56/x
  3. Step 3: Cross multiply
    108,097.44x = 161,854.56 × 70,564.56
  4. Step 4: Simplify right side
    108,097.44x = 11,421,195,810.39
  5. Step 5: Solve for x
    x = 11,421,195,810.39/108,097.44
  6. Step 6: Final answer
    x = 105,656.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.