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Finding the Fourth Proportional to 107,065.17, 160,612.32 and 36,949.95

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Solution

The fourth proportional to 107,065.17, 160,612.32 and 36,949.95 is: 55,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,065.17 : 160,612.32 = 36,949.95 : x
  2. Step 2: Convert to fraction form
    107,065.17/160,612.32 = 36,949.95/x
  3. Step 3: Cross multiply
    107,065.17x = 160,612.32 × 36,949.95
  4. Step 4: Simplify right side
    107,065.17x = 5,934,617,193.38
  5. Step 5: Solve for x
    x = 5,934,617,193.38/107,065.17
  6. Step 6: Final answer
    x = 55,429.95

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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.