Home / 131,817.32-197,759.69-38,323.07

Finding the Fourth Proportional to 131,817.32, 197,759.69 and 38,323.07

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Solution

The fourth proportional to 131,817.32, 197,759.69 and 38,323.07 is: 57,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,817.32 : 197,759.69 = 38,323.07 : x
  2. Step 2: Convert to fraction form
    131,817.32/197,759.69 = 38,323.07/x
  3. Step 3: Cross multiply
    131,817.32x = 197,759.69 × 38,323.07
  4. Step 4: Simplify right side
    131,817.32x = 7,578,757,262.63
  5. Step 5: Solve for x
    x = 7,578,757,262.63/131,817.32
  6. Step 6: Final answer
    x = 57,494.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.