Home / 268,041.06-369,649.71-182,128.68

Finding the Fourth Proportional to 268,041.06, 369,649.71 and 182,128.68

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Solution

The fourth proportional to 268,041.06, 369,649.71 and 182,128.68 is: 251,169.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,041.06 : 369,649.71 = 182,128.68 : x
  2. Step 2: Convert to fraction form
    268,041.06/369,649.71 = 182,128.68/x
  3. Step 3: Cross multiply
    268,041.06x = 369,649.71 × 182,128.68
  4. Step 4: Simplify right side
    268,041.06x = 67,323,813,744.68
  5. Step 5: Solve for x
    x = 67,323,813,744.68/268,041.06
  6. Step 6: Final answer
    x = 251,169.78

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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.