Home / 108,447.51-161,933.16-95,690.94

Finding the Fourth Proportional to 108,447.51, 161,933.16 and 95,690.94

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Solution

The fourth proportional to 108,447.51, 161,933.16 and 95,690.94 is: 142,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,447.51 : 161,933.16 = 95,690.94 : x
  2. Step 2: Convert to fraction form
    108,447.51/161,933.16 = 95,690.94/x
  3. Step 3: Cross multiply
    108,447.51x = 161,933.16 × 95,690.94
  4. Step 4: Simplify right side
    108,447.51x = 15,495,536,297.57
  5. Step 5: Solve for x
    x = 15,495,536,297.57/108,447.51
  6. Step 6: Final answer
    x = 142,885.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.