Home / 161,945.62-242,890.89-43,590.58

Finding the Fourth Proportional to 161,945.62, 242,890.89 and 43,590.58

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Solution

The fourth proportional to 161,945.62, 242,890.89 and 43,590.58 is: 65,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,945.62 : 242,890.89 = 43,590.58 : x
  2. Step 2: Convert to fraction form
    161,945.62/242,890.89 = 43,590.58/x
  3. Step 3: Cross multiply
    161,945.62x = 242,890.89 × 43,590.58
  4. Step 4: Simplify right side
    161,945.62x = 10,587,754,771.82
  5. Step 5: Solve for x
    x = 10,587,754,771.82/161,945.62
  6. Step 6: Final answer
    x = 65,378.46

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1.5x scale

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.