Home / 85,506.09-117,996.09-46,742.37

Finding the Fourth Proportional to 85,506.09, 117,996.09 and 46,742.37

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Solution

The fourth proportional to 85,506.09, 117,996.09 and 46,742.37 is: 64,503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,506.09 : 117,996.09 = 46,742.37 : x
  2. Step 2: Convert to fraction form
    85,506.09/117,996.09 = 46,742.37/x
  3. Step 3: Cross multiply
    85,506.09x = 117,996.09 × 46,742.37
  4. Step 4: Simplify right side
    85,506.09x = 5,515,416,897.33
  5. Step 5: Solve for x
    x = 5,515,416,897.33/85,506.09
  6. Step 6: Final answer
    x = 64,503.21

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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.