Home / 193,865.81-290,799.11-53,624.84

Finding the Fourth Proportional to 193,865.81, 290,799.11 and 53,624.84

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Solution

The fourth proportional to 193,865.81, 290,799.11 and 53,624.84 is: 80,437.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,865.81 : 290,799.11 = 53,624.84 : x
  2. Step 2: Convert to fraction form
    193,865.81/290,799.11 = 53,624.84/x
  3. Step 3: Cross multiply
    193,865.81x = 290,799.11 × 53,624.84
  4. Step 4: Simplify right side
    193,865.81x = 15,594,054,425.96
  5. Step 5: Solve for x
    x = 15,594,054,425.96/193,865.81
  6. Step 6: Final answer
    x = 80,437.36

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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.