Home / 268,637.35-370,704.92-147,759.12

Finding the Fourth Proportional to 268,637.35, 370,704.92 and 147,759.12

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Solution

The fourth proportional to 268,637.35, 370,704.92 and 147,759.12 is: 203,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,637.35 : 370,704.92 = 147,759.12 : x
  2. Step 2: Convert to fraction form
    268,637.35/370,704.92 = 147,759.12/x
  3. Step 3: Cross multiply
    268,637.35x = 370,704.92 × 147,759.12
  4. Step 4: Simplify right side
    268,637.35x = 54,775,032,758.87
  5. Step 5: Solve for x
    x = 54,775,032,758.87/268,637.35
  6. Step 6: Final answer
    x = 203,899.54

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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.