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Finding the Fourth Proportional to 62,476.99, 93,715.48 and 18,103.77

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Solution

The fourth proportional to 62,476.99, 93,715.48 and 18,103.77 is: 27,155.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,476.99 : 93,715.48 = 18,103.77 : x
  2. Step 2: Convert to fraction form
    62,476.99/93,715.48 = 18,103.77/x
  3. Step 3: Cross multiply
    62,476.99x = 93,715.48 × 18,103.77
  4. Step 4: Simplify right side
    62,476.99x = 1,696,603,495.36
  5. Step 5: Solve for x
    x = 1,696,603,495.36/62,476.99
  6. Step 6: Final answer
    x = 27,155.65

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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.