Home / 165,282.32-247,918.91-111,123.08

Finding the Fourth Proportional to 165,282.32, 247,918.91 and 111,123.08

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Solution

The fourth proportional to 165,282.32, 247,918.91 and 111,123.08 is: 166,681.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,282.32 : 247,918.91 = 111,123.08 : x
  2. Step 2: Convert to fraction form
    165,282.32/247,918.91 = 111,123.08/x
  3. Step 3: Cross multiply
    165,282.32x = 247,918.91 × 111,123.08
  4. Step 4: Simplify right side
    165,282.32x = 27,549,511,074.23
  5. Step 5: Solve for x
    x = 27,549,511,074.23/165,282.32
  6. Step 6: Final answer
    x = 166,681.54

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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.