Home / 49,403.34-74,106.11-17,815.95

Finding the Fourth Proportional to 49,403.34, 74,106.11 and 17,815.95

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Solution

The fourth proportional to 49,403.34, 74,106.11 and 17,815.95 is: 26,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,403.34 : 74,106.11 = 17,815.95 : x
  2. Step 2: Convert to fraction form
    49,403.34/74,106.11 = 17,815.95/x
  3. Step 3: Cross multiply
    49,403.34x = 74,106.11 × 17,815.95
  4. Step 4: Simplify right side
    49,403.34x = 1,320,270,750.45
  5. Step 5: Solve for x
    x = 1,320,270,750.45/49,403.34
  6. Step 6: Final answer
    x = 26,724.32

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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.