Home / 40,343.36-60,459.04-30,474.56

Finding the Fourth Proportional to 40,343.36, 60,459.04 and 30,474.56

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Solution

The fourth proportional to 40,343.36, 60,459.04 and 30,474.56 is: 45,669.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,343.36 : 60,459.04 = 30,474.56 : x
  2. Step 2: Convert to fraction form
    40,343.36/60,459.04 = 30,474.56/x
  3. Step 3: Cross multiply
    40,343.36x = 60,459.04 × 30,474.56
  4. Step 4: Simplify right side
    40,343.36x = 1,842,462,642.02
  5. Step 5: Solve for x
    x = 1,842,462,642.02/40,343.36
  6. Step 6: Final answer
    x = 45,669.54

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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.