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Finding the Fourth Proportional to 50,303.44, 69,420.12 and 27,643.04

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Solution

The fourth proportional to 50,303.44, 69,420.12 and 27,643.04 is: 38,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,303.44 : 69,420.12 = 27,643.04 : x
  2. Step 2: Convert to fraction form
    50,303.44/69,420.12 = 27,643.04/x
  3. Step 3: Cross multiply
    50,303.44x = 69,420.12 × 27,643.04
  4. Step 4: Simplify right side
    50,303.44x = 1,918,983,153.96
  5. Step 5: Solve for x
    x = 1,918,983,153.96/50,303.44
  6. Step 6: Final answer
    x = 38,148.15

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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.