Home / 49,345.14-74,025.48-21,273.18

Finding the Fourth Proportional to 49,345.14, 74,025.48 and 21,273.18

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Solution

The fourth proportional to 49,345.14, 74,025.48 and 21,273.18 is: 31,913.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,345.14 : 74,025.48 = 21,273.18 : x
  2. Step 2: Convert to fraction form
    49,345.14/74,025.48 = 21,273.18/x
  3. Step 3: Cross multiply
    49,345.14x = 74,025.48 × 21,273.18
  4. Step 4: Simplify right side
    49,345.14x = 1,574,757,360.63
  5. Step 5: Solve for x
    x = 1,574,757,360.63/49,345.14
  6. Step 6: Final answer
    x = 31,913.12

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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.