Home / 268,154.65-369,750.17-171,231.06

Finding the Fourth Proportional to 268,154.65, 369,750.17 and 171,231.06

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Solution

The fourth proportional to 268,154.65, 369,750.17 and 171,231.06 is: 236,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,154.65 : 369,750.17 = 171,231.06 : x
  2. Step 2: Convert to fraction form
    268,154.65/369,750.17 = 171,231.06/x
  3. Step 3: Cross multiply
    268,154.65x = 369,750.17 × 171,231.06
  4. Step 4: Simplify right side
    268,154.65x = 63,312,714,395.75
  5. Step 5: Solve for x
    x = 63,312,714,395.75/268,154.65
  6. Step 6: Final answer
    x = 236,105.23

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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.