Home / 55,411.93-83,126.06-20,348.85

Finding the Fourth Proportional to 55,411.93, 83,126.06 and 20,348.85

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Solution

The fourth proportional to 55,411.93, 83,126.06 and 20,348.85 is: 30,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,411.93 : 83,126.06 = 20,348.85 : x
  2. Step 2: Convert to fraction form
    55,411.93/83,126.06 = 20,348.85/x
  3. Step 3: Cross multiply
    55,411.93x = 83,126.06 × 20,348.85
  4. Step 4: Simplify right side
    55,411.93x = 1,691,519,726.03
  5. Step 5: Solve for x
    x = 1,691,519,726.03/55,411.93
  6. Step 6: Final answer
    x = 30,526.27

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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.