Home / 121,202.50-181,823.45-35,822.02

Finding the Fourth Proportional to 121,202.50, 181,823.45 and 35,822.02

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Solution

The fourth proportional to 121,202.50, 181,823.45 and 35,822.02 is: 53,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,202.50 : 181,823.45 = 35,822.02 : x
  2. Step 2: Convert to fraction form
    121,202.50/181,823.45 = 35,822.02/x
  3. Step 3: Cross multiply
    121,202.50x = 181,823.45 × 35,822.02
  4. Step 4: Simplify right side
    121,202.50x = 6,513,283,262.37
  5. Step 5: Solve for x
    x = 6,513,283,262.37/121,202.50
  6. Step 6: Final answer
    x = 53,738.85

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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.