Home / 101,429.16-152,099.35-48,136.41

Finding the Fourth Proportional to 101,429.16, 152,099.35 and 48,136.41

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Solution

The fourth proportional to 101,429.16, 152,099.35 and 48,136.41 is: 72,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,429.16 : 152,099.35 = 48,136.41 : x
  2. Step 2: Convert to fraction form
    101,429.16/152,099.35 = 48,136.41/x
  3. Step 3: Cross multiply
    101,429.16x = 152,099.35 × 48,136.41
  4. Step 4: Simplify right side
    101,429.16x = 7,321,516,672.33
  5. Step 5: Solve for x
    x = 7,321,516,672.33/101,429.16
  6. Step 6: Final answer
    x = 72,183.55

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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.