Home / 214,988.37-296,764.46-161,428.13

Finding the Fourth Proportional to 214,988.37, 296,764.46 and 161,428.13

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Solution

The fourth proportional to 214,988.37, 296,764.46 and 161,428.13 is: 222,831.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,988.37 : 296,764.46 = 161,428.13 : x
  2. Step 2: Convert to fraction form
    214,988.37/296,764.46 = 161,428.13/x
  3. Step 3: Cross multiply
    214,988.37x = 296,764.46 × 161,428.13
  4. Step 4: Simplify right side
    214,988.37x = 47,906,131,828.26
  5. Step 5: Solve for x
    x = 47,906,131,828.26/214,988.37
  6. Step 6: Final answer
    x = 222,831.27

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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.