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Finding the Fourth Proportional to 23,007.20, 32,171.20 and 23,007.20

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Solution

The fourth proportional to 23,007.20, 32,171.20 and 23,007.20 is: 32,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,007.20 : 32,171.20 = 23,007.20 : x
  2. Step 2: Convert to fraction form
    23,007.20/32,171.20 = 23,007.20/x
  3. Step 3: Cross multiply
    23,007.20x = 32,171.20 × 23,007.20
  4. Step 4: Simplify right side
    23,007.20x = 740,169,232.64
  5. Step 5: Solve for x
    x = 740,169,232.64/23,007.20
  6. Step 6: Final answer
    x = 32,171.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.