Home / 268,951.20-370,877.60-178,275.68

Finding the Fourth Proportional to 268,951.20, 370,877.60 and 178,275.68

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Solution

The fourth proportional to 268,951.20, 370,877.60 and 178,275.68 is: 245,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,951.20 : 370,877.60 = 178,275.68 : x
  2. Step 2: Convert to fraction form
    268,951.20/370,877.60 = 178,275.68/x
  3. Step 3: Cross multiply
    268,951.20x = 370,877.60 × 178,275.68
  4. Step 4: Simplify right side
    268,951.20x = 66,118,456,336.77
  5. Step 5: Solve for x
    x = 66,118,456,336.77/268,951.20
  6. Step 6: Final answer
    x = 245,838.12

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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.