Home / 112,819.01-169,237.02-37,939.37

Finding the Fourth Proportional to 112,819.01, 169,237.02 and 37,939.37

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Solution

The fourth proportional to 112,819.01, 169,237.02 and 37,939.37 is: 56,911.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,819.01 : 169,237.02 = 37,939.37 : x
  2. Step 2: Convert to fraction form
    112,819.01/169,237.02 = 37,939.37/x
  3. Step 3: Cross multiply
    112,819.01x = 169,237.02 × 37,939.37
  4. Step 4: Simplify right side
    112,819.01x = 6,420,745,919.48
  5. Step 5: Solve for x
    x = 6,420,745,919.48/112,819.01
  6. Step 6: Final answer
    x = 56,911.92

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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.