Home / 107,040.92-147,716.50-59,297.36

Finding the Fourth Proportional to 107,040.92, 147,716.50 and 59,297.36

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Solution

The fourth proportional to 107,040.92, 147,716.50 and 59,297.36 is: 81,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,040.92 : 147,716.50 = 59,297.36 : x
  2. Step 2: Convert to fraction form
    107,040.92/147,716.50 = 59,297.36/x
  3. Step 3: Cross multiply
    107,040.92x = 147,716.50 × 59,297.36
  4. Step 4: Simplify right side
    107,040.92x = 8,759,198,478.44
  5. Step 5: Solve for x
    x = 8,759,198,478.44/107,040.92
  6. Step 6: Final answer
    x = 81,830.37

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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.