Home / 54,288.07-81,801.94-44,643.40

Finding the Fourth Proportional to 54,288.07, 81,801.94 and 44,643.40

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Solution

The fourth proportional to 54,288.07, 81,801.94 and 44,643.40 is: 67,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288.07 : 81,801.94 = 44,643.40 : x
  2. Step 2: Convert to fraction form
    54,288.07/81,801.94 = 44,643.40/x
  3. Step 3: Cross multiply
    54,288.07x = 81,801.94 × 44,643.40
  4. Step 4: Simplify right side
    54,288.07x = 3,651,916,728.20
  5. Step 5: Solve for x
    x = 3,651,916,728.20/54,288.07
  6. Step 6: Final answer
    x = 67,269.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.