Home / 152,615.90-228,729.45-111,014.30

Finding the Fourth Proportional to 152,615.90, 228,729.45 and 111,014.30

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Solution

The fourth proportional to 152,615.90, 228,729.45 and 111,014.30 is: 166,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,615.90 : 228,729.45 = 111,014.30 : x
  2. Step 2: Convert to fraction form
    152,615.90/228,729.45 = 111,014.30/x
  3. Step 3: Cross multiply
    152,615.90x = 228,729.45 × 111,014.30
  4. Step 4: Simplify right side
    152,615.90x = 25,392,239,781.14
  5. Step 5: Solve for x
    x = 25,392,239,781.14/152,615.90
  6. Step 6: Final answer
    x = 166,380.04

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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.