Home / 57,090.06-78,765.03-33,197.07

Finding the Fourth Proportional to 57,090.06, 78,765.03 and 33,197.07

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Solution

The fourth proportional to 57,090.06, 78,765.03 and 33,197.07 is: 45,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,090.06 : 78,765.03 = 33,197.07 : x
  2. Step 2: Convert to fraction form
    57,090.06/78,765.03 = 33,197.07/x
  3. Step 3: Cross multiply
    57,090.06x = 78,765.03 × 33,197.07
  4. Step 4: Simplify right side
    57,090.06x = 2,614,768,214.46
  5. Step 5: Solve for x
    x = 2,614,768,214.46/57,090.06
  6. Step 6: Final answer
    x = 45,800.76

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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.