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Finding the Fourth Proportional to 12,009.44, 16,572.22 and 7,533

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Solution

The fourth proportional to 12,009.44, 16,572.22 and 7,533 is: 10,395.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009.44 : 16,572.22 = 7,533 : x
  2. Step 2: Convert to fraction form
    12,009.44/16,572.22 = 7,533/x
  3. Step 3: Cross multiply
    12,009.44x = 16,572.22 × 7,533
  4. Step 4: Simplify right side
    12,009.44x = 124,838,533.26
  5. Step 5: Solve for x
    x = 124,838,533.26/12,009.44
  6. Step 6: Final answer
    x = 10,395.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.