Home / 193,080.84-266,440.62-112,521.48

Finding the Fourth Proportional to 193,080.84, 266,440.62 and 112,521.48

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Solution

The fourth proportional to 193,080.84, 266,440.62 and 112,521.48 is: 155,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,080.84 : 266,440.62 = 112,521.48 : x
  2. Step 2: Convert to fraction form
    193,080.84/266,440.62 = 112,521.48/x
  3. Step 3: Cross multiply
    193,080.84x = 266,440.62 × 112,521.48
  4. Step 4: Simplify right side
    193,080.84x = 29,980,292,894.52
  5. Step 5: Solve for x
    x = 29,980,292,894.52/193,080.84
  6. Step 6: Final answer
    x = 155,273.27

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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.