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Finding the Fourth Proportional to 9,097.56, 12,555.90 and 7,603.08

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Solution

The fourth proportional to 9,097.56, 12,555.90 and 7,603.08 is: 10,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,097.56 : 12,555.90 = 7,603.08 : x
  2. Step 2: Convert to fraction form
    9,097.56/12,555.90 = 7,603.08/x
  3. Step 3: Cross multiply
    9,097.56x = 12,555.90 × 7,603.08
  4. Step 4: Simplify right side
    9,097.56x = 95,463,512.17
  5. Step 5: Solve for x
    x = 95,463,512.17/9,097.56
  6. Step 6: Final answer
    x = 10,493.31

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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.