Home / 55,603.44-83,387.72-18,154.98

Finding the Fourth Proportional to 55,603.44, 83,387.72 and 18,154.98

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Solution

The fourth proportional to 55,603.44, 83,387.72 and 18,154.98 is: 27,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,603.44 : 83,387.72 = 18,154.98 : x
  2. Step 2: Convert to fraction form
    55,603.44/83,387.72 = 18,154.98/x
  3. Step 3: Cross multiply
    55,603.44x = 83,387.72 × 18,154.98
  4. Step 4: Simplify right side
    55,603.44x = 1,513,902,388.85
  5. Step 5: Solve for x
    x = 1,513,902,388.85/55,603.44
  6. Step 6: Final answer
    x = 27,226.78

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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.