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Finding the Fourth Proportional to 9,130.03, 12,598.86 and 5,151.49

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Solution

The fourth proportional to 9,130.03, 12,598.86 and 5,151.49 is: 7,108.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.03 : 12,598.86 = 5,151.49 : x
  2. Step 2: Convert to fraction form
    9,130.03/12,598.86 = 5,151.49/x
  3. Step 3: Cross multiply
    9,130.03x = 12,598.86 × 5,151.49
  4. Step 4: Simplify right side
    9,130.03x = 64,902,901.30
  5. Step 5: Solve for x
    x = 64,902,901.30/9,130.03
  6. Step 6: Final answer
    x = 7,108.73

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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.