Home / 54,334.84-74,983.65-30,461.92

Finding the Fourth Proportional to 54,334.84, 74,983.65 and 30,461.92

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Solution

The fourth proportional to 54,334.84, 74,983.65 and 30,461.92 is: 42,038.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,334.84 : 74,983.65 = 30,461.92 : x
  2. Step 2: Convert to fraction form
    54,334.84/74,983.65 = 30,461.92/x
  3. Step 3: Cross multiply
    54,334.84x = 74,983.65 × 30,461.92
  4. Step 4: Simplify right side
    54,334.84x = 2,284,145,947.61
  5. Step 5: Solve for x
    x = 2,284,145,947.61/54,334.84
  6. Step 6: Final answer
    x = 42,038.33

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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.