Home / 312,237.27-430,886.66-168,997.41

Finding the Fourth Proportional to 312,237.27, 430,886.66 and 168,997.41

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Solution

The fourth proportional to 312,237.27, 430,886.66 and 168,997.41 is: 233,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,237.27 : 430,886.66 = 168,997.41 : x
  2. Step 2: Convert to fraction form
    312,237.27/430,886.66 = 168,997.41/x
  3. Step 3: Cross multiply
    312,237.27x = 430,886.66 × 168,997.41
  4. Step 4: Simplify right side
    312,237.27x = 72,818,728,698.56
  5. Step 5: Solve for x
    x = 72,818,728,698.56/312,237.27
  6. Step 6: Final answer
    x = 233,216.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.