Home / 73,818.30-101,865.48-41,986.50

Finding the Fourth Proportional to 73,818.30, 101,865.48 and 41,986.50

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Solution

The fourth proportional to 73,818.30, 101,865.48 and 41,986.50 is: 57,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,818.30 : 101,865.48 = 41,986.50 : x
  2. Step 2: Convert to fraction form
    73,818.30/101,865.48 = 41,986.50/x
  3. Step 3: Cross multiply
    73,818.30x = 101,865.48 × 41,986.50
  4. Step 4: Simplify right side
    73,818.30x = 4,276,974,976.02
  5. Step 5: Solve for x
    x = 4,276,974,976.02/73,818.30
  6. Step 6: Final answer
    x = 57,939.22

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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.