Home / 66,777.99-92,153.60-36,563.30

Finding the Fourth Proportional to 66,777.99, 92,153.60 and 36,563.30

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Solution

The fourth proportional to 66,777.99, 92,153.60 and 36,563.30 is: 50,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,777.99 : 92,153.60 = 36,563.30 : x
  2. Step 2: Convert to fraction form
    66,777.99/92,153.60 = 36,563.30/x
  3. Step 3: Cross multiply
    66,777.99x = 92,153.60 × 36,563.30
  4. Step 4: Simplify right side
    66,777.99x = 3,369,439,561.98
  5. Step 5: Solve for x
    x = 3,369,439,561.98/66,777.99
  6. Step 6: Final answer
    x = 50,457.33

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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.