Home / 188,188.85-259,750.40-116,528.15

Finding the Fourth Proportional to 188,188.85, 259,750.40 and 116,528.15

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Solution

The fourth proportional to 188,188.85, 259,750.40 and 116,528.15 is: 160,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,188.85 : 259,750.40 = 116,528.15 : x
  2. Step 2: Convert to fraction form
    188,188.85/259,750.40 = 116,528.15/x
  3. Step 3: Cross multiply
    188,188.85x = 259,750.40 × 116,528.15
  4. Step 4: Simplify right side
    188,188.85x = 30,268,233,640.50
  5. Step 5: Solve for x
    x = 30,268,233,640.50/188,188.85
  6. Step 6: Final answer
    x = 160,839.67

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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.