Home / 55,561.93-83,347.90-18,112.28

Finding the Fourth Proportional to 55,561.93, 83,347.90 and 18,112.28

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Solution

The fourth proportional to 55,561.93, 83,347.90 and 18,112.28 is: 27,170.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,561.93 : 83,347.90 = 18,112.28 : x
  2. Step 2: Convert to fraction form
    55,561.93/83,347.90 = 18,112.28/x
  3. Step 3: Cross multiply
    55,561.93x = 83,347.90 × 18,112.28
  4. Step 4: Simplify right side
    55,561.93x = 1,509,620,665.30
  5. Step 5: Solve for x
    x = 1,509,620,665.30/55,561.93
  6. Step 6: Final answer
    x = 27,170.06

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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.