Home / 107,329.44-148,131.60-102,604.32

Finding the Fourth Proportional to 107,329.44, 148,131.60 and 102,604.32

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Solution

The fourth proportional to 107,329.44, 148,131.60 and 102,604.32 is: 141,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,329.44 : 148,131.60 = 102,604.32 : x
  2. Step 2: Convert to fraction form
    107,329.44/148,131.60 = 102,604.32/x
  3. Step 3: Cross multiply
    107,329.44x = 148,131.60 × 102,604.32
  4. Step 4: Simplify right side
    107,329.44x = 15,198,942,088.51
  5. Step 5: Solve for x
    x = 15,198,942,088.51/107,329.44
  6. Step 6: Final answer
    x = 141,610.19

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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.