Home / 127,010.33-190,522.94-42,763.44

Finding the Fourth Proportional to 127,010.33, 190,522.94 and 42,763.44

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Solution

The fourth proportional to 127,010.33, 190,522.94 and 42,763.44 is: 64,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,010.33 : 190,522.94 = 42,763.44 : x
  2. Step 2: Convert to fraction form
    127,010.33/190,522.94 = 42,763.44/x
  3. Step 3: Cross multiply
    127,010.33x = 190,522.94 × 42,763.44
  4. Step 4: Simplify right side
    127,010.33x = 8,147,416,813.96
  5. Step 5: Solve for x
    x = 8,147,416,813.96/127,010.33
  6. Step 6: Final answer
    x = 64,147.67

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1.5x scale

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.