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Finding the Fourth Proportional to 23,323.20, 32,721.60 and 23,323.20

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Solution

The fourth proportional to 23,323.20, 32,721.60 and 23,323.20 is: 32,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,323.20 : 32,721.60 = 23,323.20 : x
  2. Step 2: Convert to fraction form
    23,323.20/32,721.60 = 23,323.20/x
  3. Step 3: Cross multiply
    23,323.20x = 32,721.60 × 23,323.20
  4. Step 4: Simplify right side
    23,323.20x = 763,172,421.12
  5. Step 5: Solve for x
    x = 763,172,421.12/23,323.20
  6. Step 6: Final answer
    x = 32,721.60

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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.