Home / 193,210.95-289,761.03-65,113.29

Finding the Fourth Proportional to 193,210.95, 289,761.03 and 65,113.29

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Solution

The fourth proportional to 193,210.95, 289,761.03 and 65,113.29 is: 97,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,210.95 : 289,761.03 = 65,113.29 : x
  2. Step 2: Convert to fraction form
    193,210.95/289,761.03 = 65,113.29/x
  3. Step 3: Cross multiply
    193,210.95x = 289,761.03 × 65,113.29
  4. Step 4: Simplify right side
    193,210.95x = 18,867,293,977.09
  5. Step 5: Solve for x
    x = 18,867,293,977.09/193,210.95
  6. Step 6: Final answer
    x = 97,651.27

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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.