Home / 183,936.47-275,846.39-78,727.19

Finding the Fourth Proportional to 183,936.47, 275,846.39 and 78,727.19

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Solution

The fourth proportional to 183,936.47, 275,846.39 and 78,727.19 is: 118,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,936.47 : 275,846.39 = 78,727.19 : x
  2. Step 2: Convert to fraction form
    183,936.47/275,846.39 = 78,727.19/x
  3. Step 3: Cross multiply
    183,936.47x = 275,846.39 × 78,727.19
  4. Step 4: Simplify right side
    183,936.47x = 21,716,610,762.71
  5. Step 5: Solve for x
    x = 21,716,610,762.71/183,936.47
  6. Step 6: Final answer
    x = 118,065.82

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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.