Home / 268,627.23-370,701.63-147,761.31

Finding the Fourth Proportional to 268,627.23, 370,701.63 and 147,761.31

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Solution

The fourth proportional to 268,627.23, 370,701.63 and 147,761.31 is: 203,908.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,627.23 : 370,701.63 = 147,761.31 : x
  2. Step 2: Convert to fraction form
    268,627.23/370,701.63 = 147,761.31/x
  3. Step 3: Cross multiply
    268,627.23x = 370,701.63 × 147,761.31
  4. Step 4: Simplify right side
    268,627.23x = 54,775,358,467.94
  5. Step 5: Solve for x
    x = 54,775,358,467.94/268,627.23
  6. Step 6: Final answer
    x = 203,908.44

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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.