Home / 54,109.04-74,669.04-30,235.91

Finding the Fourth Proportional to 54,109.04, 74,669.04 and 30,235.91

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Solution

The fourth proportional to 54,109.04, 74,669.04 and 30,235.91 is: 41,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,109.04 : 74,669.04 = 30,235.91 : x
  2. Step 2: Convert to fraction form
    54,109.04/74,669.04 = 30,235.91/x
  3. Step 3: Cross multiply
    54,109.04x = 74,669.04 × 30,235.91
  4. Step 4: Simplify right side
    54,109.04x = 2,257,686,448.82
  5. Step 5: Solve for x
    x = 2,257,686,448.82/54,109.04
  6. Step 6: Final answer
    x = 41,724.76

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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.