Home / 175,378.80-263,087.40-169,849.20

Finding the Fourth Proportional to 175,378.80, 263,087.40 and 169,849.20

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Solution

The fourth proportional to 175,378.80, 263,087.40 and 169,849.20 is: 254,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,378.80 : 263,087.40 = 169,849.20 : x
  2. Step 2: Convert to fraction form
    175,378.80/263,087.40 = 169,849.20/x
  3. Step 3: Cross multiply
    175,378.80x = 263,087.40 × 169,849.20
  4. Step 4: Simplify right side
    175,378.80x = 44,685,184,420.08
  5. Step 5: Solve for x
    x = 44,685,184,420.08/175,378.80
  6. Step 6: Final answer
    x = 254,792.39

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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.