Home / 110,628.42-165,943.54-31,745.12

Finding the Fourth Proportional to 110,628.42, 165,943.54 and 31,745.12

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Solution

The fourth proportional to 110,628.42, 165,943.54 and 31,745.12 is: 47,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,628.42 : 165,943.54 = 31,745.12 : x
  2. Step 2: Convert to fraction form
    110,628.42/165,943.54 = 31,745.12/x
  3. Step 3: Cross multiply
    110,628.42x = 165,943.54 × 31,745.12
  4. Step 4: Simplify right side
    110,628.42x = 5,267,897,590.52
  5. Step 5: Solve for x
    x = 5,267,897,590.52/110,628.42
  6. Step 6: Final answer
    x = 47,617.94

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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.