Home / 103,078.38-154,615.14-32,958.30

Finding the Fourth Proportional to 103,078.38, 154,615.14 and 32,958.30

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Solution

The fourth proportional to 103,078.38, 154,615.14 and 32,958.30 is: 49,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,078.38 : 154,615.14 = 32,958.30 : x
  2. Step 2: Convert to fraction form
    103,078.38/154,615.14 = 32,958.30/x
  3. Step 3: Cross multiply
    103,078.38x = 154,615.14 × 32,958.30
  4. Step 4: Simplify right side
    103,078.38x = 5,095,852,168.66
  5. Step 5: Solve for x
    x = 5,095,852,168.66/103,078.38
  6. Step 6: Final answer
    x = 49,436.67

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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.