Home / 119,206.66-164,514.43-68,235.40

Finding the Fourth Proportional to 119,206.66, 164,514.43 and 68,235.40

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Solution

The fourth proportional to 119,206.66, 164,514.43 and 68,235.40 is: 94,170.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,206.66 : 164,514.43 = 68,235.40 : x
  2. Step 2: Convert to fraction form
    119,206.66/164,514.43 = 68,235.40/x
  3. Step 3: Cross multiply
    119,206.66x = 164,514.43 × 68,235.40
  4. Step 4: Simplify right side
    119,206.66x = 11,225,706,773.07
  5. Step 5: Solve for x
    x = 11,225,706,773.07/119,206.66
  6. Step 6: Final answer
    x = 94,170.13

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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.