Home / 48,830.63-67,391.28-29,711.79

Finding the Fourth Proportional to 48,830.63, 67,391.28 and 29,711.79

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Solution

The fourth proportional to 48,830.63, 67,391.28 and 29,711.79 is: 41,005.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,830.63 : 67,391.28 = 29,711.79 : x
  2. Step 2: Convert to fraction form
    48,830.63/67,391.28 = 29,711.79/x
  3. Step 3: Cross multiply
    48,830.63x = 67,391.28 × 29,711.79
  4. Step 4: Simplify right side
    48,830.63x = 2,002,315,559.19
  5. Step 5: Solve for x
    x = 2,002,315,559.19/48,830.63
  6. Step 6: Final answer
    x = 41,005.32

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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.