Home / 53,705.61-74,115.86-36,745.43

Finding the Fourth Proportional to 53,705.61, 74,115.86 and 36,745.43

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Solution

The fourth proportional to 53,705.61, 74,115.86 and 36,745.43 is: 50,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705.61 : 74,115.86 = 36,745.43 : x
  2. Step 2: Convert to fraction form
    53,705.61/74,115.86 = 36,745.43/x
  3. Step 3: Cross multiply
    53,705.61x = 74,115.86 × 36,745.43
  4. Step 4: Simplify right side
    53,705.61x = 2,723,418,591.21
  5. Step 5: Solve for x
    x = 2,723,418,591.21/53,705.61
  6. Step 6: Final answer
    x = 50,710.13

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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.