Home / 74,387.75-102,664.46-46,097.69

Finding the Fourth Proportional to 74,387.75, 102,664.46 and 46,097.69

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Solution

The fourth proportional to 74,387.75, 102,664.46 and 46,097.69 is: 63,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,387.75 : 102,664.46 = 46,097.69 : x
  2. Step 2: Convert to fraction form
    74,387.75/102,664.46 = 46,097.69/x
  3. Step 3: Cross multiply
    74,387.75x = 102,664.46 × 46,097.69
  4. Step 4: Simplify right side
    74,387.75x = 4,732,594,220.61
  5. Step 5: Solve for x
    x = 4,732,594,220.61/74,387.75
  6. Step 6: Final answer
    x = 63,620.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.