Home / 193,133.20-289,602.60-114,271.60

Finding the Fourth Proportional to 193,133.20, 289,602.60 and 114,271.60

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Solution

The fourth proportional to 193,133.20, 289,602.60 and 114,271.60 is: 171,349.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,133.20 : 289,602.60 = 114,271.60 : x
  2. Step 2: Convert to fraction form
    193,133.20/289,602.60 = 114,271.60/x
  3. Step 3: Cross multiply
    193,133.20x = 289,602.60 × 114,271.60
  4. Step 4: Simplify right side
    193,133.20x = 33,093,352,466.16
  5. Step 5: Solve for x
    x = 33,093,352,466.16/193,133.20
  6. Step 6: Final answer
    x = 171,349.89

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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.