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Finding the Fourth Proportional to 201,342.65, 277,845.75 and 110,697.91

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Solution

The fourth proportional to 201,342.65, 277,845.75 and 110,697.91 is: 152,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,342.65 : 277,845.75 = 110,697.91 : x
  2. Step 2: Convert to fraction form
    201,342.65/277,845.75 = 110,697.91/x
  3. Step 3: Cross multiply
    201,342.65x = 277,845.75 × 110,697.91
  4. Step 4: Simplify right side
    201,342.65x = 30,756,943,132.77
  5. Step 5: Solve for x
    x = 30,756,943,132.77/201,342.65
  6. Step 6: Final answer
    x = 152,759.21

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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.