Home / 105,723.23-158,495.99-49,533.73

Finding the Fourth Proportional to 105,723.23, 158,495.99 and 49,533.73

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Solution

The fourth proportional to 105,723.23, 158,495.99 and 49,533.73 is: 74,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,723.23 : 158,495.99 = 49,533.73 : x
  2. Step 2: Convert to fraction form
    105,723.23/158,495.99 = 49,533.73/x
  3. Step 3: Cross multiply
    105,723.23x = 158,495.99 × 49,533.73
  4. Step 4: Simplify right side
    105,723.23x = 7,850,897,209.46
  5. Step 5: Solve for x
    x = 7,850,897,209.46/105,723.23
  6. Step 6: Final answer
    x = 74,258.96

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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.