Home / 58,771.50-88,157.07-21,331.53

Finding the Fourth Proportional to 58,771.50, 88,157.07 and 21,331.53

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Solution

The fourth proportional to 58,771.50, 88,157.07 and 21,331.53 is: 31,997.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,771.50 : 88,157.07 = 21,331.53 : x
  2. Step 2: Convert to fraction form
    58,771.50/88,157.07 = 21,331.53/x
  3. Step 3: Cross multiply
    58,771.50x = 88,157.07 × 21,331.53
  4. Step 4: Simplify right side
    58,771.50x = 1,880,525,183.42
  5. Step 5: Solve for x
    x = 1,880,525,183.42/58,771.50
  6. Step 6: Final answer
    x = 31,997.23

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1.5x scale

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.