Home / 161,652.30-223,074.57-90,028.59

Finding the Fourth Proportional to 161,652.30, 223,074.57 and 90,028.59

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Solution

The fourth proportional to 161,652.30, 223,074.57 and 90,028.59 is: 124,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,652.30 : 223,074.57 = 90,028.59 : x
  2. Step 2: Convert to fraction form
    161,652.30/223,074.57 = 90,028.59/x
  3. Step 3: Cross multiply
    161,652.30x = 223,074.57 × 90,028.59
  4. Step 4: Simplify right side
    161,652.30x = 20,083,089,001.96
  5. Step 5: Solve for x
    x = 20,083,089,001.96/161,652.30
  6. Step 6: Final answer
    x = 124,236.33

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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.