Home / 69,562.56-104,343.36-48,878.40

Finding the Fourth Proportional to 69,562.56, 104,343.36 and 48,878.40

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Solution

The fourth proportional to 69,562.56, 104,343.36 and 48,878.40 is: 73,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,562.56 : 104,343.36 = 48,878.40 : x
  2. Step 2: Convert to fraction form
    69,562.56/104,343.36 = 48,878.40/x
  3. Step 3: Cross multiply
    69,562.56x = 104,343.36 × 48,878.40
  4. Step 4: Simplify right side
    69,562.56x = 5,100,136,487.42
  5. Step 5: Solve for x
    x = 5,100,136,487.42/69,562.56
  6. Step 6: Final answer
    x = 73,317.26

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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.