Home / 435,556.20-653,025.42-169,092.12

Finding the Fourth Proportional to 435,556.20, 653,025.42 and 169,092.12

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Solution

The fourth proportional to 435,556.20, 653,025.42 and 169,092.12 is: 253,518.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,556.20 : 653,025.42 = 169,092.12 : x
  2. Step 2: Convert to fraction form
    435,556.20/653,025.42 = 169,092.12/x
  3. Step 3: Cross multiply
    435,556.20x = 653,025.42 × 169,092.12
  4. Step 4: Simplify right side
    435,556.20x = 110,421,452,681.69
  5. Step 5: Solve for x
    x = 110,421,452,681.69/435,556.20
  6. Step 6: Final answer
    x = 253,518.27

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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.