Home / 127,249.25-175,611.26-70,664.27

Finding the Fourth Proportional to 127,249.25, 175,611.26 and 70,664.27

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Solution

The fourth proportional to 127,249.25, 175,611.26 and 70,664.27 is: 97,520.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,249.25 : 175,611.26 = 70,664.27 : x
  2. Step 2: Convert to fraction form
    127,249.25/175,611.26 = 70,664.27/x
  3. Step 3: Cross multiply
    127,249.25x = 175,611.26 × 70,664.27
  4. Step 4: Simplify right side
    127,249.25x = 12,409,441,138.36
  5. Step 5: Solve for x
    x = 12,409,441,138.36/127,249.25
  6. Step 6: Final answer
    x = 97,520.74

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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.