Home / 54,424.13-81,632.54-14,981.58

Finding the Fourth Proportional to 54,424.13, 81,632.54 and 14,981.58

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Solution

The fourth proportional to 54,424.13, 81,632.54 and 14,981.58 is: 22,471.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,424.13 : 81,632.54 = 14,981.58 : x
  2. Step 2: Convert to fraction form
    54,424.13/81,632.54 = 14,981.58/x
  3. Step 3: Cross multiply
    54,424.13x = 81,632.54 × 14,981.58
  4. Step 4: Simplify right side
    54,424.13x = 1,222,984,466.07
  5. Step 5: Solve for x
    x = 1,222,984,466.07/54,424.13
  6. Step 6: Final answer
    x = 22,471.37

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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.