Home / 197,209.14-295,600.53-78,750.30

Finding the Fourth Proportional to 197,209.14, 295,600.53 and 78,750.30

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Solution

The fourth proportional to 197,209.14, 295,600.53 and 78,750.30 is: 118,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,209.14 : 295,600.53 = 78,750.30 : x
  2. Step 2: Convert to fraction form
    197,209.14/295,600.53 = 78,750.30/x
  3. Step 3: Cross multiply
    197,209.14x = 295,600.53 × 78,750.30
  4. Step 4: Simplify right side
    197,209.14x = 23,278,630,417.66
  5. Step 5: Solve for x
    x = 23,278,630,417.66/197,209.14
  6. Step 6: Final answer
    x = 118,040.32

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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.