Home / 54,030.21-74,601.20-34,921.29

Finding the Fourth Proportional to 54,030.21, 74,601.20 and 34,921.29

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Solution

The fourth proportional to 54,030.21, 74,601.20 and 34,921.29 is: 48,216.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,030.21 : 74,601.20 = 34,921.29 : x
  2. Step 2: Convert to fraction form
    54,030.21/74,601.20 = 34,921.29/x
  3. Step 3: Cross multiply
    54,030.21x = 74,601.20 × 34,921.29
  4. Step 4: Simplify right side
    54,030.21x = 2,605,169,964.94
  5. Step 5: Solve for x
    x = 2,605,169,964.94/54,030.21
  6. Step 6: Final answer
    x = 48,216.91

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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.