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Finding the Fourth Proportional to 22,762.04, 34,143.05 and 7,180.88

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Solution

The fourth proportional to 22,762.04, 34,143.05 and 7,180.88 is: 10,771.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,762.04 : 34,143.05 = 7,180.88 : x
  2. Step 2: Convert to fraction form
    22,762.04/34,143.05 = 7,180.88/x
  3. Step 3: Cross multiply
    22,762.04x = 34,143.05 × 7,180.88
  4. Step 4: Simplify right side
    22,762.04x = 245,176,992.12
  5. Step 5: Solve for x
    x = 245,176,992.12/22,762.04
  6. Step 6: Final answer
    x = 10,771.31

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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.