Home / 268,360.98-370,319.49-147,499.26

Finding the Fourth Proportional to 268,360.98, 370,319.49 and 147,499.26

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Solution

The fourth proportional to 268,360.98, 370,319.49 and 147,499.26 is: 203,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,360.98 : 370,319.49 = 147,499.26 : x
  2. Step 2: Convert to fraction form
    268,360.98/370,319.49 = 147,499.26/x
  3. Step 3: Cross multiply
    268,360.98x = 370,319.49 × 147,499.26
  4. Step 4: Simplify right side
    268,360.98x = 54,621,850,738.58
  5. Step 5: Solve for x
    x = 54,621,850,738.58/268,360.98
  6. Step 6: Final answer
    x = 203,538.72

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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.