Home / 107,941.08-161,958.40-57,962.84

Finding the Fourth Proportional to 107,941.08, 161,958.40 and 57,962.84

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Solution

The fourth proportional to 107,941.08, 161,958.40 and 57,962.84 is: 86,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,941.08 : 161,958.40 = 57,962.84 : x
  2. Step 2: Convert to fraction form
    107,941.08/161,958.40 = 57,962.84/x
  3. Step 3: Cross multiply
    107,941.08x = 161,958.40 × 57,962.84
  4. Step 4: Simplify right side
    107,941.08x = 9,387,568,825.86
  5. Step 5: Solve for x
    x = 9,387,568,825.86/107,941.08
  6. Step 6: Final answer
    x = 86,969.38

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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.