Home / 105,974.37-159,016.08-58,580.67

Finding the Fourth Proportional to 105,974.37, 159,016.08 and 58,580.67

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Solution

The fourth proportional to 105,974.37, 159,016.08 and 58,580.67 is: 87,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,974.37 : 159,016.08 = 58,580.67 : x
  2. Step 2: Convert to fraction form
    105,974.37/159,016.08 = 58,580.67/x
  3. Step 3: Cross multiply
    105,974.37x = 159,016.08 × 58,580.67
  4. Step 4: Simplify right side
    105,974.37x = 9,315,268,507.17
  5. Step 5: Solve for x
    x = 9,315,268,507.17/105,974.37
  6. Step 6: Final answer
    x = 87,901.15

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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.