Home / 107,173.62-147,903.03-59,431.41

Finding the Fourth Proportional to 107,173.62, 147,903.03 and 59,431.41

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Solution

The fourth proportional to 107,173.62, 147,903.03 and 59,431.41 is: 82,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,173.62 : 147,903.03 = 59,431.41 : x
  2. Step 2: Convert to fraction form
    107,173.62/147,903.03 = 59,431.41/x
  3. Step 3: Cross multiply
    107,173.62x = 147,903.03 × 59,431.41
  4. Step 4: Simplify right side
    107,173.62x = 8,790,085,616.17
  5. Step 5: Solve for x
    x = 8,790,085,616.17/107,173.62
  6. Step 6: Final answer
    x = 82,017.25

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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.