Home / 193,280.76-289,683.18-92,132.01

Finding the Fourth Proportional to 193,280.76, 289,683.18 and 92,132.01

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Solution

The fourth proportional to 193,280.76, 289,683.18 and 92,132.01 is: 138,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,280.76 : 289,683.18 = 92,132.01 : x
  2. Step 2: Convert to fraction form
    193,280.76/289,683.18 = 92,132.01/x
  3. Step 3: Cross multiply
    193,280.76x = 289,683.18 × 92,132.01
  4. Step 4: Simplify right side
    193,280.76x = 26,689,093,636.59
  5. Step 5: Solve for x
    x = 26,689,093,636.59/193,280.76
  6. Step 6: Final answer
    x = 138,084.59

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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.