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Finding the Fourth Proportional to 52,863.50, 79,295.25 and 15,927.50

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Solution

The fourth proportional to 52,863.50, 79,295.25 and 15,927.50 is: 23,891.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,863.50 : 79,295.25 = 15,927.50 : x
  2. Step 2: Convert to fraction form
    52,863.50/79,295.25 = 15,927.50/x
  3. Step 3: Cross multiply
    52,863.50x = 79,295.25 × 15,927.50
  4. Step 4: Simplify right side
    52,863.50x = 1,262,975,094.38
  5. Step 5: Solve for x
    x = 1,262,975,094.38/52,863.50
  6. Step 6: Final answer
    x = 23,891.25

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1.5x scale

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.