Home / 49,688.38-74,533.11-14,628.70

Finding the Fourth Proportional to 49,688.38, 74,533.11 and 14,628.70

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Solution

The fourth proportional to 49,688.38, 74,533.11 and 14,628.70 is: 21,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,688.38 : 74,533.11 = 14,628.70 : x
  2. Step 2: Convert to fraction form
    49,688.38/74,533.11 = 14,628.70/x
  3. Step 3: Cross multiply
    49,688.38x = 74,533.11 × 14,628.70
  4. Step 4: Simplify right side
    49,688.38x = 1,090,322,506.26
  5. Step 5: Solve for x
    x = 1,090,322,506.26/49,688.38
  6. Step 6: Final answer
    x = 21,943.21

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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.