Home / 108,069.96-149,121.72-60,317.16

Finding the Fourth Proportional to 108,069.96, 149,121.72 and 60,317.16

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Solution

The fourth proportional to 108,069.96, 149,121.72 and 60,317.16 is: 83,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,069.96 : 149,121.72 = 60,317.16 : x
  2. Step 2: Convert to fraction form
    108,069.96/149,121.72 = 60,317.16/x
  3. Step 3: Cross multiply
    108,069.96x = 149,121.72 × 60,317.16
  4. Step 4: Simplify right side
    108,069.96x = 8,994,598,644.72
  5. Step 5: Solve for x
    x = 8,994,598,644.72/108,069.96
  6. Step 6: Final answer
    x = 83,229.41

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1.5x scale

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.