Home / 127,732.40-191,716.86-64,597.22

Finding the Fourth Proportional to 127,732.40, 191,716.86 and 64,597.22

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Solution

The fourth proportional to 127,732.40, 191,716.86 and 64,597.22 is: 96,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,732.40 : 191,716.86 = 64,597.22 : x
  2. Step 2: Convert to fraction form
    127,732.40/191,716.86 = 64,597.22/x
  3. Step 3: Cross multiply
    127,732.40x = 191,716.86 × 64,597.22
  4. Step 4: Simplify right side
    127,732.40x = 12,384,376,183.13
  5. Step 5: Solve for x
    x = 12,384,376,183.13/127,732.40
  6. Step 6: Final answer
    x = 96,955.64

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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.