Home / 236,267.36-326,056.83-128,843.27

Finding the Fourth Proportional to 236,267.36, 326,056.83 and 128,843.27

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Solution

The fourth proportional to 236,267.36, 326,056.83 and 128,843.27 is: 177,808.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,267.36 : 326,056.83 = 128,843.27 : x
  2. Step 2: Convert to fraction form
    236,267.36/326,056.83 = 128,843.27/x
  3. Step 3: Cross multiply
    236,267.36x = 326,056.83 × 128,843.27
  4. Step 4: Simplify right side
    236,267.36x = 42,010,228,183.03
  5. Step 5: Solve for x
    x = 42,010,228,183.03/236,267.36
  6. Step 6: Final answer
    x = 177,808.01

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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.