Home / 54,341.79-74,987.54-30,463.94

Finding the Fourth Proportional to 54,341.79, 74,987.54 and 30,463.94

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Solution

The fourth proportional to 54,341.79, 74,987.54 and 30,463.94 is: 42,037.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,341.79 : 74,987.54 = 30,463.94 : x
  2. Step 2: Convert to fraction form
    54,341.79/74,987.54 = 30,463.94/x
  3. Step 3: Cross multiply
    54,341.79x = 74,987.54 × 30,463.94
  4. Step 4: Simplify right side
    54,341.79x = 2,284,415,544.37
  5. Step 5: Solve for x
    x = 2,284,415,544.37/54,341.79
  6. Step 6: Final answer
    x = 42,037.91

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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.