Home / 54,974-75,833.88-39,082.16

Finding the Fourth Proportional to 54,974, 75,833.88 and 39,082.16

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Solution

The fourth proportional to 54,974, 75,833.88 and 39,082.16 is: 53,911.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974 : 75,833.88 = 39,082.16 : x
  2. Step 2: Convert to fraction form
    54,974/75,833.88 = 39,082.16/x
  3. Step 3: Cross multiply
    54,974x = 75,833.88 × 39,082.16
  4. Step 4: Simplify right side
    54,974x = 2,963,751,831.58
  5. Step 5: Solve for x
    x = 2,963,751,831.58/54,974
  6. Step 6: Final answer
    x = 53,911.88

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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.