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Finding the Fourth Proportional to 23,009.65, 34,506.97 and 7,423.63

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Solution

The fourth proportional to 23,009.65, 34,506.97 and 7,423.63 is: 11,133.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,009.65 : 34,506.97 = 7,423.63 : x
  2. Step 2: Convert to fraction form
    23,009.65/34,506.97 = 7,423.63/x
  3. Step 3: Cross multiply
    23,009.65x = 34,506.97 × 7,423.63
  4. Step 4: Simplify right side
    23,009.65x = 256,166,977.70
  5. Step 5: Solve for x
    x = 256,166,977.70/23,009.65
  6. Step 6: Final answer
    x = 11,133.02

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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.