Home / 74,461.35-102,757.23-40,469.85

Finding the Fourth Proportional to 74,461.35, 102,757.23 and 40,469.85

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Solution

The fourth proportional to 74,461.35, 102,757.23 and 40,469.85 is: 55,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,461.35 : 102,757.23 = 40,469.85 : x
  2. Step 2: Convert to fraction form
    74,461.35/102,757.23 = 40,469.85/x
  3. Step 3: Cross multiply
    74,461.35x = 102,757.23 × 40,469.85
  4. Step 4: Simplify right side
    74,461.35x = 4,158,569,684.52
  5. Step 5: Solve for x
    x = 4,158,569,684.52/74,461.35
  6. Step 6: Final answer
    x = 55,848.70

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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.