Home / 117,546.67-162,255.80-69,799.68

Finding the Fourth Proportional to 117,546.67, 162,255.80 and 69,799.68

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Solution

The fourth proportional to 117,546.67, 162,255.80 and 69,799.68 is: 96,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546.67 : 162,255.80 = 69,799.68 : x
  2. Step 2: Convert to fraction form
    117,546.67/162,255.80 = 69,799.68/x
  3. Step 3: Cross multiply
    117,546.67x = 162,255.80 × 69,799.68
  4. Step 4: Simplify right side
    117,546.67x = 11,325,402,918.14
  5. Step 5: Solve for x
    x = 11,325,402,918.14/117,546.67
  6. Step 6: Final answer
    x = 96,348.14

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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.