Home / 79,766.57-119,650.26-20,598.17

Finding the Fourth Proportional to 79,766.57, 119,650.26 and 20,598.17

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Solution

The fourth proportional to 79,766.57, 119,650.26 and 20,598.17 is: 30,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,766.57 : 119,650.26 = 20,598.17 : x
  2. Step 2: Convert to fraction form
    79,766.57/119,650.26 = 20,598.17/x
  3. Step 3: Cross multiply
    79,766.57x = 119,650.26 × 20,598.17
  4. Step 4: Simplify right side
    79,766.57x = 2,464,575,797.77
  5. Step 5: Solve for x
    x = 2,464,575,797.77/79,766.57
  6. Step 6: Final answer
    x = 30,897.35

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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.