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Finding the Fourth Proportional to 62,453.40, 93,647.70 and 22,990.20

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Solution

The fourth proportional to 62,453.40, 93,647.70 and 22,990.20 is: 34,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,453.40 : 93,647.70 = 22,990.20 : x
  2. Step 2: Convert to fraction form
    62,453.40/93,647.70 = 22,990.20/x
  3. Step 3: Cross multiply
    62,453.40x = 93,647.70 × 22,990.20
  4. Step 4: Simplify right side
    62,453.40x = 2,152,979,352.54
  5. Step 5: Solve for x
    x = 2,152,979,352.54/62,453.40
  6. Step 6: Final answer
    x = 34,473.37

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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.