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Finding the Fourth Proportional to 35,013.72, 48,320.16 and 19,099.08

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Solution

The fourth proportional to 35,013.72, 48,320.16 and 19,099.08 is: 26,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,013.72 : 48,320.16 = 19,099.08 : x
  2. Step 2: Convert to fraction form
    35,013.72/48,320.16 = 19,099.08/x
  3. Step 3: Cross multiply
    35,013.72x = 48,320.16 × 19,099.08
  4. Step 4: Simplify right side
    35,013.72x = 922,870,601.45
  5. Step 5: Solve for x
    x = 922,870,601.45/35,013.72
  6. Step 6: Final answer
    x = 26,357.40

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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.