Home / 70,361.03-97,096.34-40,145.81

Finding the Fourth Proportional to 70,361.03, 97,096.34 and 40,145.81

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Solution

The fourth proportional to 70,361.03, 97,096.34 and 40,145.81 is: 55,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,361.03 : 97,096.34 = 40,145.81 : x
  2. Step 2: Convert to fraction form
    70,361.03/97,096.34 = 40,145.81/x
  3. Step 3: Cross multiply
    70,361.03x = 97,096.34 × 40,145.81
  4. Step 4: Simplify right side
    70,361.03x = 3,898,010,832.22
  5. Step 5: Solve for x
    x = 3,898,010,832.22/70,361.03
  6. Step 6: Final answer
    x = 55,400.14

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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.