Home / 435,557.20-653,026.92-169,093.12

Finding the Fourth Proportional to 435,557.20, 653,026.92 and 169,093.12

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Solution

The fourth proportional to 435,557.20, 653,026.92 and 169,093.12 is: 253,519.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,557.20 : 653,026.92 = 169,093.12 : x
  2. Step 2: Convert to fraction form
    435,557.20/653,026.92 = 169,093.12/x
  3. Step 3: Cross multiply
    435,557.20x = 653,026.92 × 169,093.12
  4. Step 4: Simplify right side
    435,557.20x = 110,422,359,346.79
  5. Step 5: Solve for x
    x = 110,422,359,346.79/435,557.20
  6. Step 6: Final answer
    x = 253,519.77

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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.