Home / 165,124.10-227,941.01-111,481.77

Finding the Fourth Proportional to 165,124.10, 227,941.01 and 111,481.77

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Solution

The fourth proportional to 165,124.10, 227,941.01 and 111,481.77 is: 153,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,124.10 : 227,941.01 = 111,481.77 : x
  2. Step 2: Convert to fraction form
    165,124.10/227,941.01 = 111,481.77/x
  3. Step 3: Cross multiply
    165,124.10x = 227,941.01 × 111,481.77
  4. Step 4: Simplify right side
    165,124.10x = 25,411,267,250.39
  5. Step 5: Solve for x
    x = 25,411,267,250.39/165,124.10
  6. Step 6: Final answer
    x = 153,891.93

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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.