Home / 190,137.29-262,389.01-113,652.67

Finding the Fourth Proportional to 190,137.29, 262,389.01 and 113,652.67

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Solution

The fourth proportional to 190,137.29, 262,389.01 and 113,652.67 is: 156,840.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,137.29 : 262,389.01 = 113,652.67 : x
  2. Step 2: Convert to fraction form
    190,137.29/262,389.01 = 113,652.67/x
  3. Step 3: Cross multiply
    190,137.29x = 262,389.01 × 113,652.67
  4. Step 4: Simplify right side
    190,137.29x = 29,821,211,565.16
  5. Step 5: Solve for x
    x = 29,821,211,565.16/190,137.29
  6. Step 6: Final answer
    x = 156,840.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.