Home / 74,707.28-103,096.04-41,173.28

Finding the Fourth Proportional to 74,707.28, 103,096.04 and 41,173.28

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Solution

The fourth proportional to 74,707.28, 103,096.04 and 41,173.28 is: 56,819.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,707.28 : 103,096.04 = 41,173.28 : x
  2. Step 2: Convert to fraction form
    74,707.28/103,096.04 = 41,173.28/x
  3. Step 3: Cross multiply
    74,707.28x = 103,096.04 × 41,173.28
  4. Step 4: Simplify right side
    74,707.28x = 4,244,802,121.81
  5. Step 5: Solve for x
    x = 4,244,802,121.81/74,707.28
  6. Step 6: Final answer
    x = 56,819.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.