Home / 61,869.17-85,381.35-36,370.88

Finding the Fourth Proportional to 61,869.17, 85,381.35 and 36,370.88

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Solution

The fourth proportional to 61,869.17, 85,381.35 and 36,370.88 is: 50,192.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,869.17 : 85,381.35 = 36,370.88 : x
  2. Step 2: Convert to fraction form
    61,869.17/85,381.35 = 36,370.88/x
  3. Step 3: Cross multiply
    61,869.17x = 85,381.35 × 36,370.88
  4. Step 4: Simplify right side
    61,869.17x = 3,105,394,408.18
  5. Step 5: Solve for x
    x = 3,105,394,408.18/61,869.17
  6. Step 6: Final answer
    x = 50,192.92

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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.