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Finding the Fourth Proportional to 9,059, 12,522.34 and 7,558.16

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Solution

The fourth proportional to 9,059, 12,522.34 and 7,558.16 is: 10,447.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,059 : 12,522.34 = 7,558.16 : x
  2. Step 2: Convert to fraction form
    9,059/12,522.34 = 7,558.16/x
  3. Step 3: Cross multiply
    9,059x = 12,522.34 × 7,558.16
  4. Step 4: Simplify right side
    9,059x = 94,645,849.29
  5. Step 5: Solve for x
    x = 94,645,849.29/9,059
  6. Step 6: Final answer
    x = 10,447.71

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Double scale
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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.