Home / 164,427.10-246,640.65-75,853.60

Finding the Fourth Proportional to 164,427.10, 246,640.65 and 75,853.60

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Solution

The fourth proportional to 164,427.10, 246,640.65 and 75,853.60 is: 113,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,427.10 : 246,640.65 = 75,853.60 : x
  2. Step 2: Convert to fraction form
    164,427.10/246,640.65 = 75,853.60/x
  3. Step 3: Cross multiply
    164,427.10x = 246,640.65 × 75,853.60
  4. Step 4: Simplify right side
    164,427.10x = 18,708,581,208.84
  5. Step 5: Solve for x
    x = 18,708,581,208.84/164,427.10
  6. Step 6: Final answer
    x = 113,780.40

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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.