Home / 74,403.49-111,510.33-34,873.51

Finding the Fourth Proportional to 74,403.49, 111,510.33 and 34,873.51

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Solution

The fourth proportional to 74,403.49, 111,510.33 and 34,873.51 is: 52,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,403.49 : 111,510.33 = 34,873.51 : x
  2. Step 2: Convert to fraction form
    74,403.49/111,510.33 = 34,873.51/x
  3. Step 3: Cross multiply
    74,403.49x = 111,510.33 × 34,873.51
  4. Step 4: Simplify right side
    74,403.49x = 3,888,756,608.36
  5. Step 5: Solve for x
    x = 3,888,756,608.36/74,403.49
  6. Step 6: Final answer
    x = 52,265.78

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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.