Home / 161,945.37-242,890.52-43,590.33

Finding the Fourth Proportional to 161,945.37, 242,890.52 and 43,590.33

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Solution

The fourth proportional to 161,945.37, 242,890.52 and 43,590.33 is: 65,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,945.37 : 242,890.52 = 43,590.33 : x
  2. Step 2: Convert to fraction form
    161,945.37/242,890.52 = 43,590.33/x
  3. Step 3: Cross multiply
    161,945.37x = 242,890.52 × 43,590.33
  4. Step 4: Simplify right side
    161,945.37x = 10,587,677,702.72
  5. Step 5: Solve for x
    x = 10,587,677,702.72/161,945.37
  6. Step 6: Final answer
    x = 65,378.08

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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.