Home / 105,736.22-158,554.11-61,376.57

Finding the Fourth Proportional to 105,736.22, 158,554.11 and 61,376.57

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Solution

The fourth proportional to 105,736.22, 158,554.11 and 61,376.57 is: 92,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,736.22 : 158,554.11 = 61,376.57 : x
  2. Step 2: Convert to fraction form
    105,736.22/158,554.11 = 61,376.57/x
  3. Step 3: Cross multiply
    105,736.22x = 158,554.11 × 61,376.57
  4. Step 4: Simplify right side
    105,736.22x = 9,731,507,431.20
  5. Step 5: Solve for x
    x = 9,731,507,431.20/105,736.22
  6. Step 6: Final answer
    x = 92,035.70

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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.