Home / 97,968.25-147,017.84-35,638.75

Finding the Fourth Proportional to 97,968.25, 147,017.84 and 35,638.75

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Solution

The fourth proportional to 97,968.25, 147,017.84 and 35,638.75 is: 53,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,968.25 : 147,017.84 = 35,638.75 : x
  2. Step 2: Convert to fraction form
    97,968.25/147,017.84 = 35,638.75/x
  3. Step 3: Cross multiply
    97,968.25x = 147,017.84 × 35,638.75
  4. Step 4: Simplify right side
    97,968.25x = 5,239,532,050.88
  5. Step 5: Solve for x
    x = 5,239,532,050.88/97,968.25
  6. Step 6: Final answer
    x = 53,481.94

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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.