Home / 54,835.24-75,740.10-39,703.94

Finding the Fourth Proportional to 54,835.24, 75,740.10 and 39,703.94

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Solution

The fourth proportional to 54,835.24, 75,740.10 and 39,703.94 is: 54,840.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,835.24 : 75,740.10 = 39,703.94 : x
  2. Step 2: Convert to fraction form
    54,835.24/75,740.10 = 39,703.94/x
  3. Step 3: Cross multiply
    54,835.24x = 75,740.10 × 39,703.94
  4. Step 4: Simplify right side
    54,835.24x = 3,007,180,385.99
  5. Step 5: Solve for x
    x = 3,007,180,385.99/54,835.24
  6. Step 6: Final answer
    x = 54,840.29

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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.