Home / 175,263.39-262,993.50-70,090.56

Finding the Fourth Proportional to 175,263.39, 262,993.50 and 70,090.56

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Solution

The fourth proportional to 175,263.39, 262,993.50 and 70,090.56 is: 105,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,263.39 : 262,993.50 = 70,090.56 : x
  2. Step 2: Convert to fraction form
    175,263.39/262,993.50 = 70,090.56/x
  3. Step 3: Cross multiply
    175,263.39x = 262,993.50 × 70,090.56
  4. Step 4: Simplify right side
    175,263.39x = 18,433,361,691.36
  5. Step 5: Solve for x
    x = 18,433,361,691.36/175,263.39
  6. Step 6: Final answer
    x = 105,175.20

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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.