Home / 185,485.16-255,975.32-104,911.11

Finding the Fourth Proportional to 185,485.16, 255,975.32 and 104,911.11

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Solution

The fourth proportional to 185,485.16, 255,975.32 and 104,911.11 is: 144,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,485.16 : 255,975.32 = 104,911.11 : x
  2. Step 2: Convert to fraction form
    185,485.16/255,975.32 = 104,911.11/x
  3. Step 3: Cross multiply
    185,485.16x = 255,975.32 × 104,911.11
  4. Step 4: Simplify right side
    185,485.16x = 26,854,654,429.25
  5. Step 5: Solve for x
    x = 26,854,654,429.25/185,485.16
  6. Step 6: Final answer
    x = 144,780.61

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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.