Home / 201,069.20-277,475.75-110,431.01

Finding the Fourth Proportional to 201,069.20, 277,475.75 and 110,431.01

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Solution

The fourth proportional to 201,069.20, 277,475.75 and 110,431.01 is: 152,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,069.20 : 277,475.75 = 110,431.01 : x
  2. Step 2: Convert to fraction form
    201,069.20/277,475.75 = 110,431.01/x
  3. Step 3: Cross multiply
    201,069.20x = 277,475.75 × 110,431.01
  4. Step 4: Simplify right side
    201,069.20x = 30,641,925,383.47
  5. Step 5: Solve for x
    x = 30,641,925,383.47/201,069.20
  6. Step 6: Final answer
    x = 152,394.93

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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.