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Finding the Fourth Proportional to 201,354.93, 277,870.03 and 110,712.42

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Solution

The fourth proportional to 201,354.93, 277,870.03 and 110,712.42 is: 152,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,354.93 : 277,870.03 = 110,712.42 : x
  2. Step 2: Convert to fraction form
    201,354.93/277,870.03 = 110,712.42/x
  3. Step 3: Cross multiply
    201,354.93x = 277,870.03 × 110,712.42
  4. Step 4: Simplify right side
    201,354.93x = 30,763,663,189.99
  5. Step 5: Solve for x
    x = 30,763,663,189.99/201,354.93
  6. Step 6: Final answer
    x = 152,783.26

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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.