Home / 263,802.09-395,699.59-64,121.91

Finding the Fourth Proportional to 263,802.09, 395,699.59 and 64,121.91

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Solution

The fourth proportional to 263,802.09, 395,699.59 and 64,121.91 is: 96,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,802.09 : 395,699.59 = 64,121.91 : x
  2. Step 2: Convert to fraction form
    263,802.09/395,699.59 = 64,121.91/x
  3. Step 3: Cross multiply
    263,802.09x = 395,699.59 × 64,121.91
  4. Step 4: Simplify right side
    263,802.09x = 25,373,013,497.02
  5. Step 5: Solve for x
    x = 25,373,013,497.02/263,802.09
  6. Step 6: Final answer
    x = 96,182.00

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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.