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Finding the Fourth Proportional to 61,551.44, 92,292.51 and 19,423.67

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Solution

The fourth proportional to 61,551.44, 92,292.51 and 19,423.67 is: 29,124.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,551.44 : 92,292.51 = 19,423.67 : x
  2. Step 2: Convert to fraction form
    61,551.44/92,292.51 = 19,423.67/x
  3. Step 3: Cross multiply
    61,551.44x = 92,292.51 × 19,423.67
  4. Step 4: Simplify right side
    61,551.44x = 1,792,658,796.25
  5. Step 5: Solve for x
    x = 1,792,658,796.25/61,551.44
  6. Step 6: Final answer
    x = 29,124.57

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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.