Home / 74,073.49-111,072.41-24,121.50

Finding the Fourth Proportional to 74,073.49, 111,072.41 and 24,121.50

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Solution

The fourth proportional to 74,073.49, 111,072.41 and 24,121.50 is: 36,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,073.49 : 111,072.41 = 24,121.50 : x
  2. Step 2: Convert to fraction form
    74,073.49/111,072.41 = 24,121.50/x
  3. Step 3: Cross multiply
    74,073.49x = 111,072.41 × 24,121.50
  4. Step 4: Simplify right side
    74,073.49x = 2,679,232,826.83
  5. Step 5: Solve for x
    x = 2,679,232,826.83/74,073.49
  6. Step 6: Final answer
    x = 36,169.93

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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.