Home / 106,584.03-158,949.63-105,153.95

Finding the Fourth Proportional to 106,584.03, 158,949.63 and 105,153.95

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Solution

The fourth proportional to 106,584.03, 158,949.63 and 105,153.95 is: 156,816.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,584.03 : 158,949.63 = 105,153.95 : x
  2. Step 2: Convert to fraction form
    106,584.03/158,949.63 = 105,153.95/x
  3. Step 3: Cross multiply
    106,584.03x = 158,949.63 × 105,153.95
  4. Step 4: Simplify right side
    106,584.03x = 16,714,181,842.91
  5. Step 5: Solve for x
    x = 16,714,181,842.91/106,584.03
  6. Step 6: Final answer
    x = 156,816.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.