Home / 121,237.11-181,739.03-62,100.63

Finding the Fourth Proportional to 121,237.11, 181,739.03 and 62,100.63

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Solution

The fourth proportional to 121,237.11, 181,739.03 and 62,100.63 is: 93,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,237.11 : 181,739.03 = 62,100.63 : x
  2. Step 2: Convert to fraction form
    121,237.11/181,739.03 = 62,100.63/x
  3. Step 3: Cross multiply
    121,237.11x = 181,739.03 × 62,100.63
  4. Step 4: Simplify right side
    121,237.11x = 11,286,107,948.09
  5. Step 5: Solve for x
    x = 11,286,107,948.09/121,237.11
  6. Step 6: Final answer
    x = 93,091.20

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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.