Home / 55,623.76-82,900.49-54,738.04

Finding the Fourth Proportional to 55,623.76, 82,900.49 and 54,738.04

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Solution

The fourth proportional to 55,623.76, 82,900.49 and 54,738.04 is: 81,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.76 : 82,900.49 = 54,738.04 : x
  2. Step 2: Convert to fraction form
    55,623.76/82,900.49 = 54,738.04/x
  3. Step 3: Cross multiply
    55,623.76x = 82,900.49 × 54,738.04
  4. Step 4: Simplify right side
    55,623.76x = 4,537,810,337.64
  5. Step 5: Solve for x
    x = 4,537,810,337.64/55,623.76
  6. Step 6: Final answer
    x = 81,580.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.