Home / 219,615.03-329,547.06-101,286.39

Finding the Fourth Proportional to 219,615.03, 329,547.06 and 101,286.39

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Solution

The fourth proportional to 219,615.03, 329,547.06 and 101,286.39 is: 151,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,615.03 : 329,547.06 = 101,286.39 : x
  2. Step 2: Convert to fraction form
    219,615.03/329,547.06 = 101,286.39/x
  3. Step 3: Cross multiply
    219,615.03x = 329,547.06 × 101,286.39
  4. Step 4: Simplify right side
    219,615.03x = 33,378,632,042.51
  5. Step 5: Solve for x
    x = 33,378,632,042.51/219,615.03
  6. Step 6: Final answer
    x = 151,987.01

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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.