Home / 74,185.47-111,298.46-26,806.14

Finding the Fourth Proportional to 74,185.47, 111,298.46 and 26,806.14

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Solution

The fourth proportional to 74,185.47, 111,298.46 and 26,806.14 is: 40,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,185.47 : 111,298.46 = 26,806.14 : x
  2. Step 2: Convert to fraction form
    74,185.47/111,298.46 = 26,806.14/x
  3. Step 3: Cross multiply
    74,185.47x = 111,298.46 × 26,806.14
  4. Step 4: Simplify right side
    74,185.47x = 2,983,481,966.51
  5. Step 5: Solve for x
    x = 2,983,481,966.51/74,185.47
  6. Step 6: Final answer
    x = 40,216.53

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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.