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Finding the Fourth Proportional to 182,210.40, 273,121.20 and 69,847.20

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Solution

The fourth proportional to 182,210.40, 273,121.20 and 69,847.20 is: 104,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,210.40 : 273,121.20 = 69,847.20 : x
  2. Step 2: Convert to fraction form
    182,210.40/273,121.20 = 69,847.20/x
  3. Step 3: Cross multiply
    182,210.40x = 273,121.20 × 69,847.20
  4. Step 4: Simplify right side
    182,210.40x = 19,076,751,080.64
  5. Step 5: Solve for x
    x = 19,076,751,080.64/182,210.40
  6. Step 6: Final answer
    x = 104,696.28

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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.