Home / 193,121.95-289,683.47-60,021.67

Finding the Fourth Proportional to 193,121.95, 289,683.47 and 60,021.67

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Solution

The fourth proportional to 193,121.95, 289,683.47 and 60,021.67 is: 90,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,121.95 : 289,683.47 = 60,021.67 : x
  2. Step 2: Convert to fraction form
    193,121.95/289,683.47 = 60,021.67/x
  3. Step 3: Cross multiply
    193,121.95x = 289,683.47 × 60,021.67
  4. Step 4: Simplify right side
    193,121.95x = 17,387,285,640.79
  5. Step 5: Solve for x
    x = 17,387,285,640.79/193,121.95
  6. Step 6: Final answer
    x = 90,032.67

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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.