Home / 242,513.30-334,676.68-140,538.94

Finding the Fourth Proportional to 242,513.30, 334,676.68 and 140,538.94

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Solution

The fourth proportional to 242,513.30, 334,676.68 and 140,538.94 is: 193,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,513.30 : 334,676.68 = 140,538.94 : x
  2. Step 2: Convert to fraction form
    242,513.30/334,676.68 = 140,538.94/x
  3. Step 3: Cross multiply
    242,513.30x = 334,676.68 × 140,538.94
  4. Step 4: Simplify right side
    242,513.30x = 47,035,105,849.92
  5. Step 5: Solve for x
    x = 47,035,105,849.92/242,513.30
  6. Step 6: Final answer
    x = 193,948.56

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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.