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Finding the Fourth Proportional to 201,374.20, 277,888.93 and 110,724.77

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Solution

The fourth proportional to 201,374.20, 277,888.93 and 110,724.77 is: 152,796.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,374.20 : 277,888.93 = 110,724.77 : x
  2. Step 2: Convert to fraction form
    201,374.20/277,888.93 = 110,724.77/x
  3. Step 3: Cross multiply
    201,374.20x = 277,888.93 × 110,724.77
  4. Step 4: Simplify right side
    201,374.20x = 30,769,188,277.71
  5. Step 5: Solve for x
    x = 30,769,188,277.71/201,374.20
  6. Step 6: Final answer
    x = 152,796.08

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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.