Home / 67,116-92,620.12-36,903.24

Finding the Fourth Proportional to 67,116, 92,620.12 and 36,903.24

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Solution

The fourth proportional to 67,116, 92,620.12 and 36,903.24 is: 50,926.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,116 : 92,620.12 = 36,903.24 : x
  2. Step 2: Convert to fraction form
    67,116/92,620.12 = 36,903.24/x
  3. Step 3: Cross multiply
    67,116x = 92,620.12 × 36,903.24
  4. Step 4: Simplify right side
    67,116x = 3,417,982,517.19
  5. Step 5: Solve for x
    x = 3,417,982,517.19/67,116
  6. Step 6: Final answer
    x = 50,926.49

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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.