Home / 70,036.73-96,636.94-39,816.84

Finding the Fourth Proportional to 70,036.73, 96,636.94 and 39,816.84

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Solution

The fourth proportional to 70,036.73, 96,636.94 and 39,816.84 is: 54,939.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.73 : 96,636.94 = 39,816.84 : x
  2. Step 2: Convert to fraction form
    70,036.73/96,636.94 = 39,816.84/x
  3. Step 3: Cross multiply
    70,036.73x = 96,636.94 × 39,816.84
  4. Step 4: Simplify right side
    70,036.73x = 3,847,777,578.07
  5. Step 5: Solve for x
    x = 3,847,777,578.07/70,036.73
  6. Step 6: Final answer
    x = 54,939.42

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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.