Home / 167,638.16-251,449.68-49,313.36

Finding the Fourth Proportional to 167,638.16, 251,449.68 and 49,313.36

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Solution

The fourth proportional to 167,638.16, 251,449.68 and 49,313.36 is: 73,967.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,638.16 : 251,449.68 = 49,313.36 : x
  2. Step 2: Convert to fraction form
    167,638.16/251,449.68 = 49,313.36/x
  3. Step 3: Cross multiply
    167,638.16x = 251,449.68 × 49,313.36
  4. Step 4: Simplify right side
    167,638.16x = 12,399,828,591.72
  5. Step 5: Solve for x
    x = 12,399,828,591.72/167,638.16
  6. Step 6: Final answer
    x = 73,967.82

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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.