Home / 67,224.17-100,836.23-20,477.04

Finding the Fourth Proportional to 67,224.17, 100,836.23 and 20,477.04

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Solution

The fourth proportional to 67,224.17, 100,836.23 and 20,477.04 is: 30,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,224.17 : 100,836.23 = 20,477.04 : x
  2. Step 2: Convert to fraction form
    67,224.17/100,836.23 = 20,477.04/x
  3. Step 3: Cross multiply
    67,224.17x = 100,836.23 × 20,477.04
  4. Step 4: Simplify right side
    67,224.17x = 2,064,827,546.43
  5. Step 5: Solve for x
    x = 2,064,827,546.43/67,224.17
  6. Step 6: Final answer
    x = 30,715.55

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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.