Home / 74,313.72-111,521.34-29,943.95

Finding the Fourth Proportional to 74,313.72, 111,521.34 and 29,943.95

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Solution

The fourth proportional to 74,313.72, 111,521.34 and 29,943.95 is: 44,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,313.72 : 111,521.34 = 29,943.95 : x
  2. Step 2: Convert to fraction form
    74,313.72/111,521.34 = 29,943.95/x
  3. Step 3: Cross multiply
    74,313.72x = 111,521.34 × 29,943.95
  4. Step 4: Simplify right side
    74,313.72x = 3,339,388,871.29
  5. Step 5: Solve for x
    x = 3,339,388,871.29/74,313.72
  6. Step 6: Final answer
    x = 44,936.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.