Home / 162,687.36-243,940.50-50,336.31

Finding the Fourth Proportional to 162,687.36, 243,940.50 and 50,336.31

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Solution

The fourth proportional to 162,687.36, 243,940.50 and 50,336.31 is: 75,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,687.36 : 243,940.50 = 50,336.31 : x
  2. Step 2: Convert to fraction form
    162,687.36/243,940.50 = 50,336.31/x
  3. Step 3: Cross multiply
    162,687.36x = 243,940.50 × 50,336.31
  4. Step 4: Simplify right side
    162,687.36x = 12,279,064,629.56
  5. Step 5: Solve for x
    x = 12,279,064,629.56/162,687.36
  6. Step 6: Final answer
    x = 75,476.45

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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.