Home / 317,917.28-438,725.48-174,676.98

Finding the Fourth Proportional to 317,917.28, 438,725.48 and 174,676.98

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Solution

The fourth proportional to 317,917.28, 438,725.48 and 174,676.98 is: 241,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,917.28 : 438,725.48 = 174,676.98 : x
  2. Step 2: Convert to fraction form
    317,917.28/438,725.48 = 174,676.98/x
  3. Step 3: Cross multiply
    317,917.28x = 438,725.48 × 174,676.98
  4. Step 4: Simplify right side
    317,917.28x = 76,635,241,895.45
  5. Step 5: Solve for x
    x = 76,635,241,895.45/317,917.28
  6. Step 6: Final answer
    x = 241,054.03

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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.