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Finding the Fourth Proportional to 201,307.06, 277,804.64 and 110,668.86

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Solution

The fourth proportional to 201,307.06, 277,804.64 and 110,668.86 is: 152,723.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,307.06 : 277,804.64 = 110,668.86 : x
  2. Step 2: Convert to fraction form
    201,307.06/277,804.64 = 110,668.86/x
  3. Step 3: Cross multiply
    201,307.06x = 277,804.64 × 110,668.86
  4. Step 4: Simplify right side
    201,307.06x = 30,744,322,811.51
  5. Step 5: Solve for x
    x = 30,744,322,811.51/201,307.06
  6. Step 6: Final answer
    x = 152,723.52

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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.