Home / 107,383.40-148,083.62-98,907.24

Finding the Fourth Proportional to 107,383.40, 148,083.62 and 98,907.24

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Solution

The fourth proportional to 107,383.40, 148,083.62 and 98,907.24 is: 136,394.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,383.40 : 148,083.62 = 98,907.24 : x
  2. Step 2: Convert to fraction form
    107,383.40/148,083.62 = 98,907.24/x
  3. Step 3: Cross multiply
    107,383.40x = 148,083.62 × 98,907.24
  4. Step 4: Simplify right side
    107,383.40x = 14,646,542,143.41
  5. Step 5: Solve for x
    x = 14,646,542,143.41/107,383.40
  6. Step 6: Final answer
    x = 136,394.84

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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.