Home / 61,542.05-84,932.69-34,687.08

Finding the Fourth Proportional to 61,542.05, 84,932.69 and 34,687.08

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Solution

The fourth proportional to 61,542.05, 84,932.69 and 34,687.08 is: 47,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,542.05 : 84,932.69 = 34,687.08 : x
  2. Step 2: Convert to fraction form
    61,542.05/84,932.69 = 34,687.08/x
  3. Step 3: Cross multiply
    61,542.05x = 84,932.69 × 34,687.08
  4. Step 4: Simplify right side
    61,542.05x = 2,946,066,839.21
  5. Step 5: Solve for x
    x = 2,946,066,839.21/61,542.05
  6. Step 6: Final answer
    x = 47,870.80

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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.