Home / 74,936.53-103,411.20-40,944.29

Finding the Fourth Proportional to 74,936.53, 103,411.20 and 40,944.29

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Solution

The fourth proportional to 74,936.53, 103,411.20 and 40,944.29 is: 56,502.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,936.53 : 103,411.20 = 40,944.29 : x
  2. Step 2: Convert to fraction form
    74,936.53/103,411.20 = 40,944.29/x
  3. Step 3: Cross multiply
    74,936.53x = 103,411.20 × 40,944.29
  4. Step 4: Simplify right side
    74,936.53x = 4,234,098,162.05
  5. Step 5: Solve for x
    x = 4,234,098,162.05/74,936.53
  6. Step 6: Final answer
    x = 56,502.46

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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.