Home / 55,890.15-83,817.45-18,443.24

Finding the Fourth Proportional to 55,890.15, 83,817.45 and 18,443.24

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Solution

The fourth proportional to 55,890.15, 83,817.45 and 18,443.24 is: 27,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,890.15 : 83,817.45 = 18,443.24 : x
  2. Step 2: Convert to fraction form
    55,890.15/83,817.45 = 18,443.24/x
  3. Step 3: Cross multiply
    55,890.15x = 83,817.45 × 18,443.24
  4. Step 4: Simplify right side
    55,890.15x = 1,545,865,346.54
  5. Step 5: Solve for x
    x = 1,545,865,346.54/55,890.15
  6. Step 6: Final answer
    x = 27,658.99

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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.