Home / 55,687.24-83,602.14-47,839.96

Finding the Fourth Proportional to 55,687.24, 83,602.14 and 47,839.96

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Solution

The fourth proportional to 55,687.24, 83,602.14 and 47,839.96 is: 71,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,687.24 : 83,602.14 = 47,839.96 : x
  2. Step 2: Convert to fraction form
    55,687.24/83,602.14 = 47,839.96/x
  3. Step 3: Cross multiply
    55,687.24x = 83,602.14 × 47,839.96
  4. Step 4: Simplify right side
    55,687.24x = 3,999,522,824.51
  5. Step 5: Solve for x
    x = 3,999,522,824.51/55,687.24
  6. Step 6: Final answer
    x = 71,821.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.