Home / 236,534.23-354,609.78-161,465.32

Finding the Fourth Proportional to 236,534.23, 354,609.78 and 161,465.32

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Solution

The fourth proportional to 236,534.23, 354,609.78 and 161,465.32 is: 242,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,534.23 : 354,609.78 = 161,465.32 : x
  2. Step 2: Convert to fraction form
    236,534.23/354,609.78 = 161,465.32/x
  3. Step 3: Cross multiply
    236,534.23x = 354,609.78 × 161,465.32
  4. Step 4: Simplify right side
    236,534.23x = 57,257,181,602.83
  5. Step 5: Solve for x
    x = 57,257,181,602.83/236,534.23
  6. Step 6: Final answer
    x = 242,067.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.