Home / 268,733.30-370,934.98-173,239.70

Finding the Fourth Proportional to 268,733.30, 370,934.98 and 173,239.70

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Solution

The fourth proportional to 268,733.30, 370,934.98 and 173,239.70 is: 239,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,733.30 : 370,934.98 = 173,239.70 : x
  2. Step 2: Convert to fraction form
    268,733.30/370,934.98 = 173,239.70/x
  3. Step 3: Cross multiply
    268,733.30x = 370,934.98 × 173,239.70
  4. Step 4: Simplify right side
    268,733.30x = 64,260,662,366.93
  5. Step 5: Solve for x
    x = 64,260,662,366.93/268,733.30
  6. Step 6: Final answer
    x = 239,124.30

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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.