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Finding the Fourth Proportional to 93,916.22, 140,897.28 and 27,355.28

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Solution

The fourth proportional to 93,916.22, 140,897.28 and 27,355.28 is: 41,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,916.22 : 140,897.28 = 27,355.28 : x
  2. Step 2: Convert to fraction form
    93,916.22/140,897.28 = 27,355.28/x
  3. Step 3: Cross multiply
    93,916.22x = 140,897.28 × 27,355.28
  4. Step 4: Simplify right side
    93,916.22x = 3,854,284,545.64
  5. Step 5: Solve for x
    x = 3,854,284,545.64/93,916.22
  6. Step 6: Final answer
    x = 41,039.60

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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.