Home / 107,014.80-160,522.20-71,763.60

Finding the Fourth Proportional to 107,014.80, 160,522.20 and 71,763.60

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Solution

The fourth proportional to 107,014.80, 160,522.20 and 71,763.60 is: 107,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,014.80 : 160,522.20 = 71,763.60 : x
  2. Step 2: Convert to fraction form
    107,014.80/160,522.20 = 71,763.60/x
  3. Step 3: Cross multiply
    107,014.80x = 160,522.20 × 71,763.60
  4. Step 4: Simplify right side
    107,014.80x = 11,519,650,951.92
  5. Step 5: Solve for x
    x = 11,519,650,951.92/107,014.80
  6. Step 6: Final answer
    x = 107,645.40

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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.