Home / 37,070.73-55,607.76-12,112.31

Finding the Fourth Proportional to 37,070.73, 55,607.76 and 12,112.31

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Solution

The fourth proportional to 37,070.73, 55,607.76 and 12,112.31 is: 18,169.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,070.73 : 55,607.76 = 12,112.31 : x
  2. Step 2: Convert to fraction form
    37,070.73/55,607.76 = 12,112.31/x
  3. Step 3: Cross multiply
    37,070.73x = 55,607.76 × 12,112.31
  4. Step 4: Simplify right side
    37,070.73x = 673,538,149.49
  5. Step 5: Solve for x
    x = 673,538,149.49/37,070.73
  6. Step 6: Final answer
    x = 18,169.00

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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.