Home / 208,164.08-287,273.39-127,576.03

Finding the Fourth Proportional to 208,164.08, 287,273.39 and 127,576.03

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Solution

The fourth proportional to 208,164.08, 287,273.39 and 127,576.03 is: 176,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,164.08 : 287,273.39 = 127,576.03 : x
  2. Step 2: Convert to fraction form
    208,164.08/287,273.39 = 127,576.03/x
  3. Step 3: Cross multiply
    208,164.08x = 287,273.39 × 127,576.03
  4. Step 4: Simplify right side
    208,164.08x = 36,649,198,620.84
  5. Step 5: Solve for x
    x = 36,649,198,620.84/208,164.08
  6. Step 6: Final answer
    x = 176,059.19

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1.5x scale

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.