Home / 147,302.36-220,887.92-53,742.52

Finding the Fourth Proportional to 147,302.36, 220,887.92 and 53,742.52

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Solution

The fourth proportional to 147,302.36, 220,887.92 and 53,742.52 is: 80,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,302.36 : 220,887.92 = 53,742.52 : x
  2. Step 2: Convert to fraction form
    147,302.36/220,887.92 = 53,742.52/x
  3. Step 3: Cross multiply
    147,302.36x = 220,887.92 × 53,742.52
  4. Step 4: Simplify right side
    147,302.36x = 11,871,073,458.36
  5. Step 5: Solve for x
    x = 11,871,073,458.36/147,302.36
  6. Step 6: Final answer
    x = 80,589.84

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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.