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Finding the Fourth Proportional to 124,080.44, 171,261.42 and 70,396.88

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Solution

The fourth proportional to 124,080.44, 171,261.42 and 70,396.88 is: 97,164.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,080.44 : 171,261.42 = 70,396.88 : x
  2. Step 2: Convert to fraction form
    124,080.44/171,261.42 = 70,396.88/x
  3. Step 3: Cross multiply
    124,080.44x = 171,261.42 × 70,396.88
  4. Step 4: Simplify right side
    124,080.44x = 12,056,269,632.37
  5. Step 5: Solve for x
    x = 12,056,269,632.37/124,080.44
  6. Step 6: Final answer
    x = 97,164.95

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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.