Home / 197,201.80-295,802.70-122,078.35

Finding the Fourth Proportional to 197,201.80, 295,802.70 and 122,078.35

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Solution

The fourth proportional to 197,201.80, 295,802.70 and 122,078.35 is: 183,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,201.80 : 295,802.70 = 122,078.35 : x
  2. Step 2: Convert to fraction form
    197,201.80/295,802.70 = 122,078.35/x
  3. Step 3: Cross multiply
    197,201.80x = 295,802.70 × 122,078.35
  4. Step 4: Simplify right side
    197,201.80x = 36,111,105,541.55
  5. Step 5: Solve for x
    x = 36,111,105,541.55/197,201.80
  6. Step 6: Final answer
    x = 183,117.53

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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.