Home / 213,739.28-320,682.60-95,492.24

Finding the Fourth Proportional to 213,739.28, 320,682.60 and 95,492.24

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Solution

The fourth proportional to 213,739.28, 320,682.60 and 95,492.24 is: 143,271.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,739.28 : 320,682.60 = 95,492.24 : x
  2. Step 2: Convert to fraction form
    213,739.28/320,682.60 = 95,492.24/x
  3. Step 3: Cross multiply
    213,739.28x = 320,682.60 × 95,492.24
  4. Step 4: Simplify right side
    213,739.28x = 30,622,699,803.02
  5. Step 5: Solve for x
    x = 30,622,699,803.02/213,739.28
  6. Step 6: Final answer
    x = 143,271.28

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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.