Home / 101,028.96-151,610.40-38,697.12

Finding the Fourth Proportional to 101,028.96, 151,610.40 and 38,697.12

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Solution

The fourth proportional to 101,028.96, 151,610.40 and 38,697.12 is: 58,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,028.96 : 151,610.40 = 38,697.12 : x
  2. Step 2: Convert to fraction form
    101,028.96/151,610.40 = 38,697.12/x
  3. Step 3: Cross multiply
    101,028.96x = 151,610.40 × 38,697.12
  4. Step 4: Simplify right side
    101,028.96x = 5,866,885,842.05
  5. Step 5: Solve for x
    x = 5,866,885,842.05/101,028.96
  6. Step 6: Final answer
    x = 58,071.33

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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.