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Finding the Fourth Proportional to 104,603.28, 157,474.08 and 95,303.04

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Solution

The fourth proportional to 104,603.28, 157,474.08 and 95,303.04 is: 143,473.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,603.28 : 157,474.08 = 95,303.04 : x
  2. Step 2: Convert to fraction form
    104,603.28/157,474.08 = 95,303.04/x
  3. Step 3: Cross multiply
    104,603.28x = 157,474.08 × 95,303.04
  4. Step 4: Simplify right side
    104,603.28x = 15,007,758,545.20
  5. Step 5: Solve for x
    x = 15,007,758,545.20/104,603.28
  6. Step 6: Final answer
    x = 143,473.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.