Home / 258,467.47-356,632.40-151,016.75

Finding the Fourth Proportional to 258,467.47, 356,632.40 and 151,016.75

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Solution

The fourth proportional to 258,467.47, 356,632.40 and 151,016.75 is: 208,372.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,467.47 : 356,632.40 = 151,016.75 : x
  2. Step 2: Convert to fraction form
    258,467.47/356,632.40 = 151,016.75/x
  3. Step 3: Cross multiply
    258,467.47x = 356,632.40 × 151,016.75
  4. Step 4: Simplify right side
    258,467.47x = 53,857,465,992.70
  5. Step 5: Solve for x
    x = 53,857,465,992.70/258,467.47
  6. Step 6: Final answer
    x = 208,372.32

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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.