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Finding the Fourth Proportional to 15,626.52, 21,564.52 and 8,552.88

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Solution

The fourth proportional to 15,626.52, 21,564.52 and 8,552.88 is: 11,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.52 : 21,564.52 = 8,552.88 : x
  2. Step 2: Convert to fraction form
    15,626.52/21,564.52 = 8,552.88/x
  3. Step 3: Cross multiply
    15,626.52x = 21,564.52 × 8,552.88
  4. Step 4: Simplify right side
    15,626.52x = 184,438,751.82
  5. Step 5: Solve for x
    x = 184,438,751.82/15,626.52
  6. Step 6: Final answer
    x = 11,802.93

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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.