Home / 107,846.56-161,520.36-104,109.76

Finding the Fourth Proportional to 107,846.56, 161,520.36 and 104,109.76

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Solution

The fourth proportional to 107,846.56, 161,520.36 and 104,109.76 is: 155,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,846.56 : 161,520.36 = 104,109.76 : x
  2. Step 2: Convert to fraction form
    107,846.56/161,520.36 = 104,109.76/x
  3. Step 3: Cross multiply
    107,846.56x = 161,520.36 × 104,109.76
  4. Step 4: Simplify right side
    107,846.56x = 16,815,845,914.71
  5. Step 5: Solve for x
    x = 16,815,845,914.71/107,846.56
  6. Step 6: Final answer
    x = 155,923.80

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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.