Home / 76,219.40-114,329.10-23,634.20

Finding the Fourth Proportional to 76,219.40, 114,329.10 and 23,634.20

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Solution

The fourth proportional to 76,219.40, 114,329.10 and 23,634.20 is: 35,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,219.40 : 114,329.10 = 23,634.20 : x
  2. Step 2: Convert to fraction form
    76,219.40/114,329.10 = 23,634.20/x
  3. Step 3: Cross multiply
    76,219.40x = 114,329.10 × 23,634.20
  4. Step 4: Simplify right side
    76,219.40x = 2,702,076,815.22
  5. Step 5: Solve for x
    x = 2,702,076,815.22/76,219.40
  6. Step 6: Final answer
    x = 35,451.30

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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.