Home / 54,333.84-74,982.27-30,460.92

Finding the Fourth Proportional to 54,333.84, 74,982.27 and 30,460.92

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Solution

The fourth proportional to 54,333.84, 74,982.27 and 30,460.92 is: 42,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,333.84 : 74,982.27 = 30,460.92 : x
  2. Step 2: Convert to fraction form
    54,333.84/74,982.27 = 30,460.92/x
  3. Step 3: Cross multiply
    54,333.84x = 74,982.27 × 30,460.92
  4. Step 4: Simplify right side
    54,333.84x = 2,284,028,927.89
  5. Step 5: Solve for x
    x = 2,284,028,927.89/54,333.84
  6. Step 6: Final answer
    x = 42,036.95

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1.5x scale

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.