Home / 74,292.24-102,517.20-40,758.24

Finding the Fourth Proportional to 74,292.24, 102,517.20 and 40,758.24

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Solution

The fourth proportional to 74,292.24, 102,517.20 and 40,758.24 is: 56,243.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,292.24 : 102,517.20 = 40,758.24 : x
  2. Step 2: Convert to fraction form
    74,292.24/102,517.20 = 40,758.24/x
  3. Step 3: Cross multiply
    74,292.24x = 102,517.20 × 40,758.24
  4. Step 4: Simplify right side
    74,292.24x = 4,178,420,641.73
  5. Step 5: Solve for x
    x = 4,178,420,641.73/74,292.24
  6. Step 6: Final answer
    x = 56,243.03

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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.