Home / 55,950.04-83,937.42-18,521.80

Finding the Fourth Proportional to 55,950.04, 83,937.42 and 18,521.80

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Solution

The fourth proportional to 55,950.04, 83,937.42 and 18,521.80 is: 27,786.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,950.04 : 83,937.42 = 18,521.80 : x
  2. Step 2: Convert to fraction form
    55,950.04/83,937.42 = 18,521.80/x
  3. Step 3: Cross multiply
    55,950.04x = 83,937.42 × 18,521.80
  4. Step 4: Simplify right side
    55,950.04x = 1,554,672,105.76
  5. Step 5: Solve for x
    x = 1,554,672,105.76/55,950.04
  6. Step 6: Final answer
    x = 27,786.79

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1.5x scale

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.