Home / 200,420.07-276,511.03-114,317.18

Finding the Fourth Proportional to 200,420.07, 276,511.03 and 114,317.18

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Solution

The fourth proportional to 200,420.07, 276,511.03 and 114,317.18 is: 157,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,420.07 : 276,511.03 = 114,317.18 : x
  2. Step 2: Convert to fraction form
    200,420.07/276,511.03 = 114,317.18/x
  3. Step 3: Cross multiply
    200,420.07x = 276,511.03 × 114,317.18
  4. Step 4: Simplify right side
    200,420.07x = 31,609,961,188.50
  5. Step 5: Solve for x
    x = 31,609,961,188.50/200,420.07
  6. Step 6: Final answer
    x = 157,718.54

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1.5x scale

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.