Home / 293,539.10-405,090.54-164,487.20

Finding the Fourth Proportional to 293,539.10, 405,090.54 and 164,487.20

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Solution

The fourth proportional to 293,539.10, 405,090.54 and 164,487.20 is: 226,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,539.10 : 405,090.54 = 164,487.20 : x
  2. Step 2: Convert to fraction form
    293,539.10/405,090.54 = 164,487.20/x
  3. Step 3: Cross multiply
    293,539.10x = 405,090.54 × 164,487.20
  4. Step 4: Simplify right side
    293,539.10x = 66,632,206,645.64
  5. Step 5: Solve for x
    x = 66,632,206,645.64/293,539.10
  6. Step 6: Final answer
    x = 226,996.02

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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.