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Finding the Fourth Proportional to 201,360.69, 277,870.64 and 110,716.02

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Solution

The fourth proportional to 201,360.69, 277,870.64 and 110,716.02 is: 152,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,360.69 : 277,870.64 = 110,716.02 : x
  2. Step 2: Convert to fraction form
    201,360.69/277,870.64 = 110,716.02/x
  3. Step 3: Cross multiply
    201,360.69x = 277,870.64 × 110,716.02
  4. Step 4: Simplify right side
    201,360.69x = 30,764,731,335.65
  5. Step 5: Solve for x
    x = 30,764,731,335.65/201,360.69
  6. Step 6: Final answer
    x = 152,784.20

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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.