Home / 293,631.63-405,204.75-171,116.16

Finding the Fourth Proportional to 293,631.63, 405,204.75 and 171,116.16

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Solution

The fourth proportional to 293,631.63, 405,204.75 and 171,116.16 is: 236,136.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,631.63 : 405,204.75 = 171,116.16 : x
  2. Step 2: Convert to fraction form
    293,631.63/405,204.75 = 171,116.16/x
  3. Step 3: Cross multiply
    293,631.63x = 405,204.75 × 171,116.16
  4. Step 4: Simplify right side
    293,631.63x = 69,337,080,833.76
  5. Step 5: Solve for x
    x = 69,337,080,833.76/293,631.63
  6. Step 6: Final answer
    x = 236,136.28

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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.