Home / 171,026.43-236,083.07-153,090.42

Finding the Fourth Proportional to 171,026.43, 236,083.07 and 153,090.42

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Solution

The fourth proportional to 171,026.43, 236,083.07 and 153,090.42 is: 211,324.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,026.43 : 236,083.07 = 153,090.42 : x
  2. Step 2: Convert to fraction form
    171,026.43/236,083.07 = 153,090.42/x
  3. Step 3: Cross multiply
    171,026.43x = 236,083.07 × 153,090.42
  4. Step 4: Simplify right side
    171,026.43x = 36,142,054,395.32
  5. Step 5: Solve for x
    x = 36,142,054,395.32/171,026.43
  6. Step 6: Final answer
    x = 211,324.39

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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.