Home / 54,970.58-75,859.42-31,096.75

Finding the Fourth Proportional to 54,970.58, 75,859.42 and 31,096.75

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Solution

The fourth proportional to 54,970.58, 75,859.42 and 31,096.75 is: 42,913.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,970.58 : 75,859.42 = 31,096.75 : x
  2. Step 2: Convert to fraction form
    54,970.58/75,859.42 = 31,096.75/x
  3. Step 3: Cross multiply
    54,970.58x = 75,859.42 × 31,096.75
  4. Step 4: Simplify right side
    54,970.58x = 2,358,981,418.89
  5. Step 5: Solve for x
    x = 2,358,981,418.89/54,970.58
  6. Step 6: Final answer
    x = 42,913.53

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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.