Home / 108,433.17-162,696.27-41,920

Finding the Fourth Proportional to 108,433.17, 162,696.27 and 41,920

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Solution

The fourth proportional to 108,433.17, 162,696.27 and 41,920 is: 62,897.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,433.17 : 162,696.27 = 41,920 : x
  2. Step 2: Convert to fraction form
    108,433.17/162,696.27 = 41,920/x
  3. Step 3: Cross multiply
    108,433.17x = 162,696.27 × 41,920
  4. Step 4: Simplify right side
    108,433.17x = 6,820,227,638.40
  5. Step 5: Solve for x
    x = 6,820,227,638.40/108,433.17
  6. Step 6: Final answer
    x = 62,897.98

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Why These Related Problems?

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