Home / 165,575.23-248,365.13-47,246.54

Finding the Fourth Proportional to 165,575.23, 248,365.13 and 47,246.54

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Solution

The fourth proportional to 165,575.23, 248,365.13 and 47,246.54 is: 70,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,575.23 : 248,365.13 = 47,246.54 : x
  2. Step 2: Convert to fraction form
    165,575.23/248,365.13 = 47,246.54/x
  3. Step 3: Cross multiply
    165,575.23x = 248,365.13 × 47,246.54
  4. Step 4: Simplify right side
    165,575.23x = 11,734,391,571.09
  5. Step 5: Solve for x
    x = 11,734,391,571.09/165,575.23
  6. Step 6: Final answer
    x = 70,870.45

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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.