Home / 62,862.09-86,752.84-38,996.45

Finding the Fourth Proportional to 62,862.09, 86,752.84 and 38,996.45

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Solution

The fourth proportional to 62,862.09, 86,752.84 and 38,996.45 is: 53,817.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,862.09 : 86,752.84 = 38,996.45 : x
  2. Step 2: Convert to fraction form
    62,862.09/86,752.84 = 38,996.45/x
  3. Step 3: Cross multiply
    62,862.09x = 86,752.84 × 38,996.45
  4. Step 4: Simplify right side
    62,862.09x = 3,383,052,787.42
  5. Step 5: Solve for x
    x = 3,383,052,787.42/62,862.09
  6. Step 6: Final answer
    x = 53,817.06

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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.