Home / 119,392.06-164,759.86-65,677.14

Finding the Fourth Proportional to 119,392.06, 164,759.86 and 65,677.14

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Solution

The fourth proportional to 119,392.06, 164,759.86 and 65,677.14 is: 90,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,392.06 : 164,759.86 = 65,677.14 : x
  2. Step 2: Convert to fraction form
    119,392.06/164,759.86 = 65,677.14/x
  3. Step 3: Cross multiply
    119,392.06x = 164,759.86 × 65,677.14
  4. Step 4: Simplify right side
    119,392.06x = 10,820,956,391.60
  5. Step 5: Solve for x
    x = 10,820,956,391.60/119,392.06
  6. Step 6: Final answer
    x = 90,633.80

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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.