Home / 148,264.96-204,607.68-81,197.44

Finding the Fourth Proportional to 148,264.96, 204,607.68 and 81,197.44

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Solution

The fourth proportional to 148,264.96, 204,607.68 and 81,197.44 is: 112,053.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,264.96 : 204,607.68 = 81,197.44 : x
  2. Step 2: Convert to fraction form
    148,264.96/204,607.68 = 81,197.44/x
  3. Step 3: Cross multiply
    148,264.96x = 204,607.68 × 81,197.44
  4. Step 4: Simplify right side
    148,264.96x = 16,613,619,820.34
  5. Step 5: Solve for x
    x = 16,613,619,820.34/148,264.96
  6. Step 6: Final answer
    x = 112,053.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.