Home / 108,645.48-162,501.66-96,722.28

Finding the Fourth Proportional to 108,645.48, 162,501.66 and 96,722.28

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Solution

The fourth proportional to 108,645.48, 162,501.66 and 96,722.28 is: 144,668.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,645.48 : 162,501.66 = 96,722.28 : x
  2. Step 2: Convert to fraction form
    108,645.48/162,501.66 = 96,722.28/x
  3. Step 3: Cross multiply
    108,645.48x = 162,501.66 × 96,722.28
  4. Step 4: Simplify right side
    108,645.48x = 15,717,531,058.98
  5. Step 5: Solve for x
    x = 15,717,531,058.98/108,645.48
  6. Step 6: Final answer
    x = 144,668.06

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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.