Home / 104,071.34-155,981.30-50,683.32

Finding the Fourth Proportional to 104,071.34, 155,981.30 and 50,683.32

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Solution

The fourth proportional to 104,071.34, 155,981.30 and 50,683.32 is: 75,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,071.34 : 155,981.30 = 50,683.32 : x
  2. Step 2: Convert to fraction form
    104,071.34/155,981.30 = 50,683.32/x
  3. Step 3: Cross multiply
    104,071.34x = 155,981.30 × 50,683.32
  4. Step 4: Simplify right side
    104,071.34x = 7,905,650,268.62
  5. Step 5: Solve for x
    x = 7,905,650,268.62/104,071.34
  6. Step 6: Final answer
    x = 75,963.76

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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.