Home / 165,349.74-248,024.06-45,406.80

Finding the Fourth Proportional to 165,349.74, 248,024.06 and 45,406.80

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Solution

The fourth proportional to 165,349.74, 248,024.06 and 45,406.80 is: 68,110.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,349.74 : 248,024.06 = 45,406.80 : x
  2. Step 2: Convert to fraction form
    165,349.74/248,024.06 = 45,406.80/x
  3. Step 3: Cross multiply
    165,349.74x = 248,024.06 × 45,406.80
  4. Step 4: Simplify right side
    165,349.74x = 11,261,978,238.89
  5. Step 5: Solve for x
    x = 11,261,978,238.89/165,349.74
  6. Step 6: Final answer
    x = 68,110.04

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1.5x scale

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.