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Finding the Fourth Proportional to 133,374.62, 200,202.91 and 130,362.77

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Solution

The fourth proportional to 133,374.62, 200,202.91 and 130,362.77 is: 195,681.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,374.62 : 200,202.91 = 130,362.77 : x
  2. Step 2: Convert to fraction form
    133,374.62/200,202.91 = 130,362.77/x
  3. Step 3: Cross multiply
    133,374.62x = 200,202.91 × 130,362.77
  4. Step 4: Simplify right side
    133,374.62x = 26,099,006,084.26
  5. Step 5: Solve for x
    x = 26,099,006,084.26/133,374.62
  6. Step 6: Final answer
    x = 195,681.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.