Home / 67,478.23-101,157.19-34,181.16

Finding the Fourth Proportional to 67,478.23, 101,157.19 and 34,181.16

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Solution

The fourth proportional to 67,478.23, 101,157.19 and 34,181.16 is: 51,241.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,478.23 : 101,157.19 = 34,181.16 : x
  2. Step 2: Convert to fraction form
    67,478.23/101,157.19 = 34,181.16/x
  3. Step 3: Cross multiply
    67,478.23x = 101,157.19 × 34,181.16
  4. Step 4: Simplify right side
    67,478.23x = 3,457,669,775.95
  5. Step 5: Solve for x
    x = 3,457,669,775.95/67,478.23
  6. Step 6: Final answer
    x = 51,241.26

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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.