Home / 105,884.08-158,685.87-49,623.52

Finding the Fourth Proportional to 105,884.08, 158,685.87 and 49,623.52

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Solution

The fourth proportional to 105,884.08, 158,685.87 and 49,623.52 is: 74,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,884.08 : 158,685.87 = 49,623.52 : x
  2. Step 2: Convert to fraction form
    105,884.08/158,685.87 = 49,623.52/x
  3. Step 3: Cross multiply
    105,884.08x = 158,685.87 × 49,623.52
  4. Step 4: Simplify right side
    105,884.08x = 7,874,551,443.66
  5. Step 5: Solve for x
    x = 7,874,551,443.66/105,884.08
  6. Step 6: Final answer
    x = 74,369.55

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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.