Home / 101,304.84-151,974.54-31,182.60

Finding the Fourth Proportional to 101,304.84, 151,974.54 and 31,182.60

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Solution

The fourth proportional to 101,304.84, 151,974.54 and 31,182.60 is: 46,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,304.84 : 151,974.54 = 31,182.60 : x
  2. Step 2: Convert to fraction form
    101,304.84/151,974.54 = 31,182.60/x
  3. Step 3: Cross multiply
    101,304.84x = 151,974.54 × 31,182.60
  4. Step 4: Simplify right side
    101,304.84x = 4,738,961,291.00
  5. Step 5: Solve for x
    x = 4,738,961,291.00/101,304.84
  6. Step 6: Final answer
    x = 46,779.22

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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.