Home / 49,496.72-74,237.16-14,428.18

Finding the Fourth Proportional to 49,496.72, 74,237.16 and 14,428.18

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Solution

The fourth proportional to 49,496.72, 74,237.16 and 14,428.18 is: 21,639.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,496.72 : 74,237.16 = 14,428.18 : x
  2. Step 2: Convert to fraction form
    49,496.72/74,237.16 = 14,428.18/x
  3. Step 3: Cross multiply
    49,496.72x = 74,237.16 × 14,428.18
  4. Step 4: Simplify right side
    49,496.72x = 1,071,107,107.17
  5. Step 5: Solve for x
    x = 1,071,107,107.17/49,496.72
  6. Step 6: Final answer
    x = 21,639.96

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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.