Home / 74,925.29-103,395.14-40,933.96

Finding the Fourth Proportional to 74,925.29, 103,395.14 and 40,933.96

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Solution

The fourth proportional to 74,925.29, 103,395.14 and 40,933.96 is: 56,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,925.29 : 103,395.14 = 40,933.96 : x
  2. Step 2: Convert to fraction form
    74,925.29/103,395.14 = 40,933.96/x
  3. Step 3: Cross multiply
    74,925.29x = 103,395.14 × 40,933.96
  4. Step 4: Simplify right side
    74,925.29x = 4,232,372,524.95
  5. Step 5: Solve for x
    x = 4,232,372,524.95/74,925.29
  6. Step 6: Final answer
    x = 56,487.90

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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.