Home / 175,402.53-263,100.15-70,193.25

Finding the Fourth Proportional to 175,402.53, 263,100.15 and 70,193.25

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Solution

The fourth proportional to 175,402.53, 263,100.15 and 70,193.25 is: 105,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,402.53 : 263,100.15 = 70,193.25 : x
  2. Step 2: Convert to fraction form
    175,402.53/263,100.15 = 70,193.25/x
  3. Step 3: Cross multiply
    175,402.53x = 263,100.15 × 70,193.25
  4. Step 4: Simplify right side
    175,402.53x = 18,467,854,603.99
  5. Step 5: Solve for x
    x = 18,467,854,603.99/175,402.53
  6. Step 6: Final answer
    x = 105,288.42

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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.