Home / 116,127.88-160,290.58-75,847.80

Finding the Fourth Proportional to 116,127.88, 160,290.58 and 75,847.80

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Solution

The fourth proportional to 116,127.88, 160,290.58 and 75,847.80 is: 104,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,127.88 : 160,290.58 = 75,847.80 : x
  2. Step 2: Convert to fraction form
    116,127.88/160,290.58 = 75,847.80/x
  3. Step 3: Cross multiply
    116,127.88x = 160,290.58 × 75,847.80
  4. Step 4: Simplify right side
    116,127.88x = 12,157,687,853.72
  5. Step 5: Solve for x
    x = 12,157,687,853.72/116,127.88
  6. Step 6: Final answer
    x = 104,692.24

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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.