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Finding the Fourth Proportional to 62,311.88, 93,468.36 and 15,564.80

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Solution

The fourth proportional to 62,311.88, 93,468.36 and 15,564.80 is: 23,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,311.88 : 93,468.36 = 15,564.80 : x
  2. Step 2: Convert to fraction form
    62,311.88/93,468.36 = 15,564.80/x
  3. Step 3: Cross multiply
    62,311.88x = 93,468.36 × 15,564.80
  4. Step 4: Simplify right side
    62,311.88x = 1,454,816,329.73
  5. Step 5: Solve for x
    x = 1,454,816,329.73/62,311.88
  6. Step 6: Final answer
    x = 23,347.33

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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.