Home / 53,611.84-73,982.91-30,950.07

Finding the Fourth Proportional to 53,611.84, 73,982.91 and 30,950.07

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Solution

The fourth proportional to 53,611.84, 73,982.91 and 30,950.07 is: 42,710.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,611.84 : 73,982.91 = 30,950.07 : x
  2. Step 2: Convert to fraction form
    53,611.84/73,982.91 = 30,950.07/x
  3. Step 3: Cross multiply
    53,611.84x = 73,982.91 × 30,950.07
  4. Step 4: Simplify right side
    53,611.84x = 2,289,776,243.30
  5. Step 5: Solve for x
    x = 2,289,776,243.30/53,611.84
  6. Step 6: Final answer
    x = 42,710.27

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1.5x scale

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.