Home / 236,015.40-326,115.54-188,659.56

Finding the Fourth Proportional to 236,015.40, 326,115.54 and 188,659.56

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Solution

The fourth proportional to 236,015.40, 326,115.54 and 188,659.56 is: 260,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,015.40 : 326,115.54 = 188,659.56 : x
  2. Step 2: Convert to fraction form
    236,015.40/326,115.54 = 188,659.56/x
  3. Step 3: Cross multiply
    236,015.40x = 326,115.54 × 188,659.56
  4. Step 4: Simplify right side
    236,015.40x = 61,524,814,285.56
  5. Step 5: Solve for x
    x = 61,524,814,285.56/236,015.40
  6. Step 6: Final answer
    x = 260,681.36

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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.