Home / 104,905.67-157,431.18-41,719.32

Finding the Fourth Proportional to 104,905.67, 157,431.18 and 41,719.32

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Solution

The fourth proportional to 104,905.67, 157,431.18 and 41,719.32 is: 62,607.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,905.67 : 157,431.18 = 41,719.32 : x
  2. Step 2: Convert to fraction form
    104,905.67/157,431.18 = 41,719.32/x
  3. Step 3: Cross multiply
    104,905.67x = 157,431.18 × 41,719.32
  4. Step 4: Simplify right side
    104,905.67x = 6,567,921,776.40
  5. Step 5: Solve for x
    x = 6,567,921,776.40/104,905.67
  6. Step 6: Final answer
    x = 62,607.88

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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.