Home / 37,985.86-56,995.47-20,212.33

Finding the Fourth Proportional to 37,985.86, 56,995.47 and 20,212.33

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Solution

The fourth proportional to 37,985.86, 56,995.47 and 20,212.33 is: 30,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,985.86 : 56,995.47 = 20,212.33 : x
  2. Step 2: Convert to fraction form
    37,985.86/56,995.47 = 20,212.33/x
  3. Step 3: Cross multiply
    37,985.86x = 56,995.47 × 20,212.33
  4. Step 4: Simplify right side
    37,985.86x = 1,152,011,248.15
  5. Step 5: Solve for x
    x = 1,152,011,248.15/37,985.86
  6. Step 6: Final answer
    x = 30,327.37

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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.