Home / 49,830.24-74,380.80-43,925.28

Finding the Fourth Proportional to 49,830.24, 74,380.80 and 43,925.28

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Solution

The fourth proportional to 49,830.24, 74,380.80 and 43,925.28 is: 65,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,830.24 : 74,380.80 = 43,925.28 : x
  2. Step 2: Convert to fraction form
    49,830.24/74,380.80 = 43,925.28/x
  3. Step 3: Cross multiply
    49,830.24x = 74,380.80 × 43,925.28
  4. Step 4: Simplify right side
    49,830.24x = 3,267,197,466.62
  5. Step 5: Solve for x
    x = 3,267,197,466.62/49,830.24
  6. Step 6: Final answer
    x = 65,566.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.