Home / 49,539.18-74,274.21-18,366.06

Finding the Fourth Proportional to 49,539.18, 74,274.21 and 18,366.06

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Solution

The fourth proportional to 49,539.18, 74,274.21 and 18,366.06 is: 27,536.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,539.18 : 74,274.21 = 18,366.06 : x
  2. Step 2: Convert to fraction form
    49,539.18/74,274.21 = 18,366.06/x
  3. Step 3: Cross multiply
    49,539.18x = 74,274.21 × 18,366.06
  4. Step 4: Simplify right side
    49,539.18x = 1,364,124,597.31
  5. Step 5: Solve for x
    x = 1,364,124,597.31/49,539.18
  6. Step 6: Final answer
    x = 27,536.28

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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.