Home / 121,242.33-181,890.63-37,009.98

Finding the Fourth Proportional to 121,242.33, 181,890.63 and 37,009.98

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Solution

The fourth proportional to 121,242.33, 181,890.63 and 37,009.98 is: 55,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,242.33 : 181,890.63 = 37,009.98 : x
  2. Step 2: Convert to fraction form
    121,242.33/181,890.63 = 37,009.98/x
  3. Step 3: Cross multiply
    121,242.33x = 181,890.63 × 37,009.98
  4. Step 4: Simplify right side
    121,242.33x = 6,731,768,578.49
  5. Step 5: Solve for x
    x = 6,731,768,578.49/121,242.33
  6. Step 6: Final answer
    x = 55,523.25

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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.