Home / 49,521.76-74,274.68-14,453.20

Finding the Fourth Proportional to 49,521.76, 74,274.68 and 14,453.20

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Solution

The fourth proportional to 49,521.76, 74,274.68 and 14,453.20 is: 21,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,521.76 : 74,274.68 = 14,453.20 : x
  2. Step 2: Convert to fraction form
    49,521.76/74,274.68 = 14,453.20/x
  3. Step 3: Cross multiply
    49,521.76x = 74,274.68 × 14,453.20
  4. Step 4: Simplify right side
    49,521.76x = 1,073,506,804.98
  5. Step 5: Solve for x
    x = 1,073,506,804.98/49,521.76
  6. Step 6: Final answer
    x = 21,677.48

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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.