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Finding the Fourth Proportional to 52,880.04, 79,319.52 and 15,944.04

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Solution

The fourth proportional to 52,880.04, 79,319.52 and 15,944.04 is: 23,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,880.04 : 79,319.52 = 15,944.04 : x
  2. Step 2: Convert to fraction form
    52,880.04/79,319.52 = 15,944.04/x
  3. Step 3: Cross multiply
    52,880.04x = 79,319.52 × 15,944.04
  4. Step 4: Simplify right side
    52,880.04x = 1,264,673,599.66
  5. Step 5: Solve for x
    x = 1,264,673,599.66/52,880.04
  6. Step 6: Final answer
    x = 23,915.90

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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.