Home / 76,136.41-114,219.20-23,536.63

Finding the Fourth Proportional to 76,136.41, 114,219.20 and 23,536.63

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Solution

The fourth proportional to 76,136.41, 114,219.20 and 23,536.63 is: 35,309.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,136.41 : 114,219.20 = 23,536.63 : x
  2. Step 2: Convert to fraction form
    76,136.41/114,219.20 = 23,536.63/x
  3. Step 3: Cross multiply
    76,136.41x = 114,219.20 × 23,536.63
  4. Step 4: Simplify right side
    76,136.41x = 2,688,335,049.30
  5. Step 5: Solve for x
    x = 2,688,335,049.30/76,136.41
  6. Step 6: Final answer
    x = 35,309.45

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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.