Home / 60,599.17-90,899.36-21,157.30

Finding the Fourth Proportional to 60,599.17, 90,899.36 and 21,157.30

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Solution

The fourth proportional to 60,599.17, 90,899.36 and 21,157.30 is: 31,736.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,599.17 : 90,899.36 = 21,157.30 : x
  2. Step 2: Convert to fraction form
    60,599.17/90,899.36 = 21,157.30/x
  3. Step 3: Cross multiply
    60,599.17x = 90,899.36 × 21,157.30
  4. Step 4: Simplify right side
    60,599.17x = 1,923,184,469.04
  5. Step 5: Solve for x
    x = 1,923,184,469.04/60,599.17
  6. Step 6: Final answer
    x = 31,736.15

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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.