Home / 54,415.80-81,623.70-44,566.20

Finding the Fourth Proportional to 54,415.80, 81,623.70 and 44,566.20

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Solution

The fourth proportional to 54,415.80, 81,623.70 and 44,566.20 is: 66,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,415.80 : 81,623.70 = 44,566.20 : x
  2. Step 2: Convert to fraction form
    54,415.80/81,623.70 = 44,566.20/x
  3. Step 3: Cross multiply
    54,415.80x = 81,623.70 × 44,566.20
  4. Step 4: Simplify right side
    54,415.80x = 3,637,658,138.94
  5. Step 5: Solve for x
    x = 3,637,658,138.94/54,415.80
  6. Step 6: Final answer
    x = 66,849.30

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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.