Home / 111,791.07-154,283.00-64,050.75

Finding the Fourth Proportional to 111,791.07, 154,283.00 and 64,050.75

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Solution

The fourth proportional to 111,791.07, 154,283.00 and 64,050.75 is: 88,396.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,791.07 : 154,283.00 = 64,050.75 : x
  2. Step 2: Convert to fraction form
    111,791.07/154,283.00 = 64,050.75/x
  3. Step 3: Cross multiply
    111,791.07x = 154,283.00 × 64,050.75
  4. Step 4: Simplify right side
    111,791.07x = 9,881,941,542.00
  5. Step 5: Solve for x
    x = 9,881,941,542.00/111,791.07
  6. Step 6: Final answer
    x = 88,396.52

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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.