Home / 74,304.82-111,371.40-34,240.05

Finding the Fourth Proportional to 74,304.82, 111,371.40 and 34,240.05

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Solution

The fourth proportional to 74,304.82, 111,371.40 and 34,240.05 is: 51,320.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,304.82 : 111,371.40 = 34,240.05 : x
  2. Step 2: Convert to fraction form
    74,304.82/111,371.40 = 34,240.05/x
  3. Step 3: Cross multiply
    74,304.82x = 111,371.40 × 34,240.05
  4. Step 4: Simplify right side
    74,304.82x = 3,813,362,304.57
  5. Step 5: Solve for x
    x = 3,813,362,304.57/74,304.82
  6. Step 6: Final answer
    x = 51,320.52

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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.