Home / 201,231.18-277,603.34-144,675.36

Finding the Fourth Proportional to 201,231.18, 277,603.34 and 144,675.36

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Solution

The fourth proportional to 201,231.18, 277,603.34 and 144,675.36 is: 199,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,231.18 : 277,603.34 = 144,675.36 : x
  2. Step 2: Convert to fraction form
    201,231.18/277,603.34 = 144,675.36/x
  3. Step 3: Cross multiply
    201,231.18x = 277,603.34 × 144,675.36
  4. Step 4: Simplify right side
    201,231.18x = 40,162,362,428.33
  5. Step 5: Solve for x
    x = 40,162,362,428.33/201,231.18
  6. Step 6: Final answer
    x = 199,583.20

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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.