Home / 114,327.40-171,419.10-47,813.80

Finding the Fourth Proportional to 114,327.40, 171,419.10 and 47,813.80

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Solution

The fourth proportional to 114,327.40, 171,419.10 and 47,813.80 is: 71,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,327.40 : 171,419.10 = 47,813.80 : x
  2. Step 2: Convert to fraction form
    114,327.40/171,419.10 = 47,813.80/x
  3. Step 3: Cross multiply
    114,327.40x = 171,419.10 × 47,813.80
  4. Step 4: Simplify right side
    114,327.40x = 8,196,198,563.58
  5. Step 5: Solve for x
    x = 8,196,198,563.58/114,327.40
  6. Step 6: Final answer
    x = 71,690.59

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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.