Home / 193,748.76-290,621.28-114,806.16

Finding the Fourth Proportional to 193,748.76, 290,621.28 and 114,806.16

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Solution

The fourth proportional to 193,748.76, 290,621.28 and 114,806.16 is: 172,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,748.76 : 290,621.28 = 114,806.16 : x
  2. Step 2: Convert to fraction form
    193,748.76/290,621.28 = 114,806.16/x
  3. Step 3: Cross multiply
    193,748.76x = 290,621.28 × 114,806.16
  4. Step 4: Simplify right side
    193,748.76x = 33,365,113,171.08
  5. Step 5: Solve for x
    x = 33,365,113,171.08/193,748.76
  6. Step 6: Final answer
    x = 172,208.14

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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.