Home / 72,619.07-108,939.67-37,060.97

Finding the Fourth Proportional to 72,619.07, 108,939.67 and 37,060.97

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Solution

The fourth proportional to 72,619.07, 108,939.67 and 37,060.97 is: 55,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,619.07 : 108,939.67 = 37,060.97 : x
  2. Step 2: Convert to fraction form
    72,619.07/108,939.67 = 37,060.97/x
  3. Step 3: Cross multiply
    72,619.07x = 108,939.67 × 37,060.97
  4. Step 4: Simplify right side
    72,619.07x = 4,037,409,204.33
  5. Step 5: Solve for x
    x = 4,037,409,204.33/72,619.07
  6. Step 6: Final answer
    x = 55,597.10

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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.