Home / 141,204.50-194,862.74-76,673.82

Finding the Fourth Proportional to 141,204.50, 194,862.74 and 76,673.82

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Solution

The fourth proportional to 141,204.50, 194,862.74 and 76,673.82 is: 105,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,204.50 : 194,862.74 = 76,673.82 : x
  2. Step 2: Convert to fraction form
    141,204.50/194,862.74 = 76,673.82/x
  3. Step 3: Cross multiply
    141,204.50x = 194,862.74 × 76,673.82
  4. Step 4: Simplify right side
    141,204.50x = 14,940,870,651.47
  5. Step 5: Solve for x
    x = 14,940,870,651.47/141,204.50
  6. Step 6: Final answer
    x = 105,810.16

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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.