Home / 170,864.30-256,296.45-161,022.80

Finding the Fourth Proportional to 170,864.30, 256,296.45 and 161,022.80

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Solution

The fourth proportional to 170,864.30, 256,296.45 and 161,022.80 is: 241,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,864.30 : 256,296.45 = 161,022.80 : x
  2. Step 2: Convert to fraction form
    170,864.30/256,296.45 = 161,022.80/x
  3. Step 3: Cross multiply
    170,864.30x = 256,296.45 × 161,022.80
  4. Step 4: Simplify right side
    170,864.30x = 41,269,572,009.06
  5. Step 5: Solve for x
    x = 41,269,572,009.06/170,864.30
  6. Step 6: Final answer
    x = 241,534.20

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1.5x scale

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.