Home / 104,788.08-156,421.33-96,982.11

Finding the Fourth Proportional to 104,788.08, 156,421.33 and 96,982.11

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Solution

The fourth proportional to 104,788.08, 156,421.33 and 96,982.11 is: 144,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,788.08 : 156,421.33 = 96,982.11 : x
  2. Step 2: Convert to fraction form
    104,788.08/156,421.33 = 96,982.11/x
  3. Step 3: Cross multiply
    104,788.08x = 156,421.33 × 96,982.11
  4. Step 4: Simplify right side
    104,788.08x = 15,170,070,389.95
  5. Step 5: Solve for x
    x = 15,170,070,389.95/104,788.08
  6. Step 6: Final answer
    x = 144,769.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.