Home / 193,962.96-290,944.80-53,721.96

Finding the Fourth Proportional to 193,962.96, 290,944.80 and 53,721.96

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Solution

The fourth proportional to 193,962.96, 290,944.80 and 53,721.96 is: 80,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,962.96 : 290,944.80 = 53,721.96 : x
  2. Step 2: Convert to fraction form
    193,962.96/290,944.80 = 53,721.96/x
  3. Step 3: Cross multiply
    193,962.96x = 290,944.80 × 53,721.96
  4. Step 4: Simplify right side
    193,962.96x = 15,630,124,907.81
  5. Step 5: Solve for x
    x = 15,630,124,907.81/193,962.96
  6. Step 6: Final answer
    x = 80,583.04

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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.