Home / 255,485.04-383,230.44-97,721.52

Finding the Fourth Proportional to 255,485.04, 383,230.44 and 97,721.52

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Solution

The fourth proportional to 255,485.04, 383,230.44 and 97,721.52 is: 146,583.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,485.04 : 383,230.44 = 97,721.52 : x
  2. Step 2: Convert to fraction form
    255,485.04/383,230.44 = 97,721.52/x
  3. Step 3: Cross multiply
    255,485.04x = 383,230.44 × 97,721.52
  4. Step 4: Simplify right side
    255,485.04x = 37,449,861,107.07
  5. Step 5: Solve for x
    x = 37,449,861,107.07/255,485.04
  6. Step 6: Final answer
    x = 146,583.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.