Home / 107,496.80-161,025.60-51,166.40

Finding the Fourth Proportional to 107,496.80, 161,025.60 and 51,166.40

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Solution

The fourth proportional to 107,496.80, 161,025.60 and 51,166.40 is: 76,645.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,496.80 : 161,025.60 = 51,166.40 : x
  2. Step 2: Convert to fraction form
    107,496.80/161,025.60 = 51,166.40/x
  3. Step 3: Cross multiply
    107,496.80x = 161,025.60 × 51,166.40
  4. Step 4: Simplify right side
    107,496.80x = 8,239,100,259.84
  5. Step 5: Solve for x
    x = 8,239,100,259.84/107,496.80
  6. Step 6: Final answer
    x = 76,645.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.