Home / 147,741.24-203,883.66-80,673.24

Finding the Fourth Proportional to 147,741.24, 203,883.66 and 80,673.24

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Solution

The fourth proportional to 147,741.24, 203,883.66 and 80,673.24 is: 111,329.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,741.24 : 203,883.66 = 80,673.24 : x
  2. Step 2: Convert to fraction form
    147,741.24/203,883.66 = 80,673.24/x
  3. Step 3: Cross multiply
    147,741.24x = 203,883.66 × 80,673.24
  4. Step 4: Simplify right side
    147,741.24x = 16,447,955,435.26
  5. Step 5: Solve for x
    x = 16,447,955,435.26/147,741.24
  6. Step 6: Final answer
    x = 111,329.48

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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.