Home / 174,288.97-261,406.12-47,938.69

Finding the Fourth Proportional to 174,288.97, 261,406.12 and 47,938.69

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Solution

The fourth proportional to 174,288.97, 261,406.12 and 47,938.69 is: 71,900.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,288.97 : 261,406.12 = 47,938.69 : x
  2. Step 2: Convert to fraction form
    174,288.97/261,406.12 = 47,938.69/x
  3. Step 3: Cross multiply
    174,288.97x = 261,406.12 × 47,938.69
  4. Step 4: Simplify right side
    174,288.97x = 12,531,466,950.78
  5. Step 5: Solve for x
    x = 12,531,466,950.78/174,288.97
  6. Step 6: Final answer
    x = 71,900.52

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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.