Home / 119,554.12-164,985.18-68,568.82

Finding the Fourth Proportional to 119,554.12, 164,985.18 and 68,568.82

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Solution

The fourth proportional to 119,554.12, 164,985.18 and 68,568.82 is: 94,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,554.12 : 164,985.18 = 68,568.82 : x
  2. Step 2: Convert to fraction form
    119,554.12/164,985.18 = 68,568.82/x
  3. Step 3: Cross multiply
    119,554.12x = 164,985.18 × 68,568.82
  4. Step 4: Simplify right side
    119,554.12x = 11,312,839,110.09
  5. Step 5: Solve for x
    x = 11,312,839,110.09/119,554.12
  6. Step 6: Final answer
    x = 94,625.26

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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.