Home / 53,465.12-73,737.12-40,067.84

Finding the Fourth Proportional to 53,465.12, 73,737.12 and 40,067.84

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Solution

The fourth proportional to 53,465.12, 73,737.12 and 40,067.84 is: 55,260.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,465.12 : 73,737.12 = 40,067.84 : x
  2. Step 2: Convert to fraction form
    53,465.12/73,737.12 = 40,067.84/x
  3. Step 3: Cross multiply
    53,465.12x = 73,737.12 × 40,067.84
  4. Step 4: Simplify right side
    53,465.12x = 2,954,487,126.22
  5. Step 5: Solve for x
    x = 2,954,487,126.22/53,465.12
  6. Step 6: Final answer
    x = 55,260.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.