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Finding the Fourth Proportional to 34,492.80, 51,729.48 and 14,792.79

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Solution

The fourth proportional to 34,492.80, 51,729.48 and 14,792.79 is: 22,185.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,492.80 : 51,729.48 = 14,792.79 : x
  2. Step 2: Convert to fraction form
    34,492.80/51,729.48 = 14,792.79/x
  3. Step 3: Cross multiply
    34,492.80x = 51,729.48 × 14,792.79
  4. Step 4: Simplify right side
    34,492.80x = 765,223,334.45
  5. Step 5: Solve for x
    x = 765,223,334.45/34,492.80
  6. Step 6: Final answer
    x = 22,185.02

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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.