Home / 166,074.93-248,670.14-87,023.79

Finding the Fourth Proportional to 166,074.93, 248,670.14 and 87,023.79

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Solution

The fourth proportional to 166,074.93, 248,670.14 and 87,023.79 is: 130,303.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,074.93 : 248,670.14 = 87,023.79 : x
  2. Step 2: Convert to fraction form
    166,074.93/248,670.14 = 87,023.79/x
  3. Step 3: Cross multiply
    166,074.93x = 248,670.14 × 87,023.79
  4. Step 4: Simplify right side
    166,074.93x = 21,640,217,607.51
  5. Step 5: Solve for x
    x = 21,640,217,607.51/166,074.93
  6. Step 6: Final answer
    x = 130,303.94

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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.