Home / 168,864.08-232,930.89-111,503.93

Finding the Fourth Proportional to 168,864.08, 232,930.89 and 111,503.93

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Solution

The fourth proportional to 168,864.08, 232,930.89 and 111,503.93 is: 153,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,864.08 : 232,930.89 = 111,503.93 : x
  2. Step 2: Convert to fraction form
    168,864.08/232,930.89 = 111,503.93/x
  3. Step 3: Cross multiply
    168,864.08x = 232,930.89 × 111,503.93
  4. Step 4: Simplify right side
    168,864.08x = 25,972,709,653.40
  5. Step 5: Solve for x
    x = 25,972,709,653.40/168,864.08
  6. Step 6: Final answer
    x = 153,808.37

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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.