Home / 54,252.63-74,875.02-30,374.69

Finding the Fourth Proportional to 54,252.63, 74,875.02 and 30,374.69

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Solution

The fourth proportional to 54,252.63, 74,875.02 and 30,374.69 is: 41,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,252.63 : 74,875.02 = 30,374.69 : x
  2. Step 2: Convert to fraction form
    54,252.63/74,875.02 = 30,374.69/x
  3. Step 3: Cross multiply
    54,252.63x = 74,875.02 × 30,374.69
  4. Step 4: Simplify right side
    54,252.63x = 2,274,305,146.87
  5. Step 5: Solve for x
    x = 2,274,305,146.87/54,252.63
  6. Step 6: Final answer
    x = 41,920.64

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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.