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Finding the Fourth Proportional to 104,575.84, 156,894.54 and 38,014.92

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Solution

The fourth proportional to 104,575.84, 156,894.54 and 38,014.92 is: 57,033.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,575.84 : 156,894.54 = 38,014.92 : x
  2. Step 2: Convert to fraction form
    104,575.84/156,894.54 = 38,014.92/x
  3. Step 3: Cross multiply
    104,575.84x = 156,894.54 × 38,014.92
  4. Step 4: Simplify right side
    104,575.84x = 5,964,333,386.54
  5. Step 5: Solve for x
    x = 5,964,333,386.54/104,575.84
  6. Step 6: Final answer
    x = 57,033.57

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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.