Home / 54,222.43-74,812.76-31,246.63

Finding the Fourth Proportional to 54,222.43, 74,812.76 and 31,246.63

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Solution

The fourth proportional to 54,222.43, 74,812.76 and 31,246.63 is: 43,112.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,222.43 : 74,812.76 = 31,246.63 : x
  2. Step 2: Convert to fraction form
    54,222.43/74,812.76 = 31,246.63/x
  3. Step 3: Cross multiply
    54,222.43x = 74,812.76 × 31,246.63
  4. Step 4: Simplify right side
    54,222.43x = 2,337,646,580.67
  5. Step 5: Solve for x
    x = 2,337,646,580.67/54,222.43
  6. Step 6: Final answer
    x = 43,112.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.