Home / 54,549.28-81,772.08-34,772.32

Finding the Fourth Proportional to 54,549.28, 81,772.08 and 34,772.32

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Solution

The fourth proportional to 54,549.28, 81,772.08 and 34,772.32 is: 52,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,549.28 : 81,772.08 = 34,772.32 : x
  2. Step 2: Convert to fraction form
    54,549.28/81,772.08 = 34,772.32/x
  3. Step 3: Cross multiply
    54,549.28x = 81,772.08 × 34,772.32
  4. Step 4: Simplify right side
    54,549.28x = 2,843,404,932.83
  5. Step 5: Solve for x
    x = 2,843,404,932.83/54,549.28
  6. Step 6: Final answer
    x = 52,125.43

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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.