Home / 147,346.37-221,021.09-117,951.06

Finding the Fourth Proportional to 147,346.37, 221,021.09 and 117,951.06

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Solution

The fourth proportional to 147,346.37, 221,021.09 and 117,951.06 is: 176,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,346.37 : 221,021.09 = 117,951.06 : x
  2. Step 2: Convert to fraction form
    147,346.37/221,021.09 = 117,951.06/x
  3. Step 3: Cross multiply
    147,346.37x = 221,021.09 × 117,951.06
  4. Step 4: Simplify right side
    147,346.37x = 26,069,672,778.31
  5. Step 5: Solve for x
    x = 26,069,672,778.31/147,346.37
  6. Step 6: Final answer
    x = 176,927.83

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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.