Home / 148,284.05-204,589.13-83,749.86

Finding the Fourth Proportional to 148,284.05, 204,589.13 and 83,749.86

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Solution

The fourth proportional to 148,284.05, 204,589.13 and 83,749.86 is: 115,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,284.05 : 204,589.13 = 83,749.86 : x
  2. Step 2: Convert to fraction form
    148,284.05/204,589.13 = 83,749.86/x
  3. Step 3: Cross multiply
    148,284.05x = 204,589.13 × 83,749.86
  4. Step 4: Simplify right side
    148,284.05x = 17,134,310,576.27
  5. Step 5: Solve for x
    x = 17,134,310,576.27/148,284.05
  6. Step 6: Final answer
    x = 115,550.60

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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.