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Finding the Fourth Proportional to 22,903.80, 34,357.06 and 7,110.32

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Solution

The fourth proportional to 22,903.80, 34,357.06 and 7,110.32 is: 10,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,903.80 : 34,357.06 = 7,110.32 : x
  2. Step 2: Convert to fraction form
    22,903.80/34,357.06 = 7,110.32/x
  3. Step 3: Cross multiply
    22,903.80x = 34,357.06 × 7,110.32
  4. Step 4: Simplify right side
    22,903.80x = 244,289,690.86
  5. Step 5: Solve for x
    x = 244,289,690.86/22,903.80
  6. Step 6: Final answer
    x = 10,665.90

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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.