Home / 264,090.08-396,386.64-163,947.20

Finding the Fourth Proportional to 264,090.08, 396,386.64 and 163,947.20

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Solution

The fourth proportional to 264,090.08, 396,386.64 and 163,947.20 is: 246,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,090.08 : 396,386.64 = 163,947.20 : x
  2. Step 2: Convert to fraction form
    264,090.08/396,386.64 = 163,947.20/x
  3. Step 3: Cross multiply
    264,090.08x = 396,386.64 × 163,947.20
  4. Step 4: Simplify right side
    264,090.08x = 64,986,479,745.41
  5. Step 5: Solve for x
    x = 64,986,479,745.41/264,090.08
  6. Step 6: Final answer
    x = 246,076.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.