Home / 136,000.32-203,922-52,797.12

Finding the Fourth Proportional to 136,000.32, 203,922 and 52,797.12

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Solution

The fourth proportional to 136,000.32, 203,922 and 52,797.12 is: 79,165.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,000.32 : 203,922 = 52,797.12 : x
  2. Step 2: Convert to fraction form
    136,000.32/203,922 = 52,797.12/x
  3. Step 3: Cross multiply
    136,000.32x = 203,922 × 52,797.12
  4. Step 4: Simplify right side
    136,000.32x = 10,766,494,304.64
  5. Step 5: Solve for x
    x = 10,766,494,304.64/136,000.32
  6. Step 6: Final answer
    x = 79,165.21

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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.