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Finding the Fourth Proportional to 7,168.62, 9,901.06 and 6,538.04

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Solution

The fourth proportional to 7,168.62, 9,901.06 and 6,538.04 is: 9,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.62 : 9,901.06 = 6,538.04 : x
  2. Step 2: Convert to fraction form
    7,168.62/9,901.06 = 6,538.04/x
  3. Step 3: Cross multiply
    7,168.62x = 9,901.06 × 6,538.04
  4. Step 4: Simplify right side
    7,168.62x = 64,733,526.32
  5. Step 5: Solve for x
    x = 64,733,526.32/7,168.62
  6. Step 6: Final answer
    x = 9,030.12

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