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Finding the Fourth Proportional to 133,095, 183,672.72 and 73,479

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Solution

The fourth proportional to 133,095, 183,672.72 and 73,479 is: 101,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,095 : 183,672.72 = 73,479 : x
  2. Step 2: Convert to fraction form
    133,095/183,672.72 = 73,479/x
  3. Step 3: Cross multiply
    133,095x = 183,672.72 × 73,479
  4. Step 4: Simplify right side
    133,095x = 13,496,087,792.88
  5. Step 5: Solve for x
    x = 13,496,087,792.88/133,095
  6. Step 6: Final answer
    x = 101,401.91

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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.