Home / 141,283.67-194,970.68-76,752.38

Finding the Fourth Proportional to 141,283.67, 194,970.68 and 76,752.38

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Solution

The fourth proportional to 141,283.67, 194,970.68 and 76,752.38 is: 105,917.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,283.67 : 194,970.68 = 76,752.38 : x
  2. Step 2: Convert to fraction form
    141,283.67/194,970.68 = 76,752.38/x
  3. Step 3: Cross multiply
    141,283.67x = 194,970.68 × 76,752.38
  4. Step 4: Simplify right side
    141,283.67x = 14,964,463,823.88
  5. Step 5: Solve for x
    x = 14,964,463,823.88/141,283.67
  6. Step 6: Final answer
    x = 105,917.86

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1.5x scale

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.