Home / 131,752.09-197,633.61-38,257.84

Finding the Fourth Proportional to 131,752.09, 197,633.61 and 38,257.84

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Solution

The fourth proportional to 131,752.09, 197,633.61 and 38,257.84 is: 57,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,752.09 : 197,633.61 = 38,257.84 : x
  2. Step 2: Convert to fraction form
    131,752.09/197,633.61 = 38,257.84/x
  3. Step 3: Cross multiply
    131,752.09x = 197,633.61 × 38,257.84
  4. Step 4: Simplify right side
    131,752.09x = 7,561,035,030.00
  5. Step 5: Solve for x
    x = 7,561,035,030.00/131,752.09
  6. Step 6: Final answer
    x = 57,388.35

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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.