Home / 79,995.10-120,012.36-23,834.96

Finding the Fourth Proportional to 79,995.10, 120,012.36 and 23,834.96

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Solution

The fourth proportional to 79,995.10, 120,012.36 and 23,834.96 is: 35,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,995.10 : 120,012.36 = 23,834.96 : x
  2. Step 2: Convert to fraction form
    79,995.10/120,012.36 = 23,834.96/x
  3. Step 3: Cross multiply
    79,995.10x = 120,012.36 × 23,834.96
  4. Step 4: Simplify right side
    79,995.10x = 2,860,489,800.11
  5. Step 5: Solve for x
    x = 2,860,489,800.11/79,995.10
  6. Step 6: Final answer
    x = 35,758.31

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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.