Home / 141,010.50-194,594.49-77,348.45

Finding the Fourth Proportional to 141,010.50, 194,594.49 and 77,348.45

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Solution

The fourth proportional to 141,010.50, 194,594.49 and 77,348.45 is: 106,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,010.50 : 194,594.49 = 77,348.45 : x
  2. Step 2: Convert to fraction form
    141,010.50/194,594.49 = 77,348.45/x
  3. Step 3: Cross multiply
    141,010.50x = 194,594.49 × 77,348.45
  4. Step 4: Simplify right side
    141,010.50x = 15,051,581,207.07
  5. Step 5: Solve for x
    x = 15,051,581,207.07/141,010.50
  6. Step 6: Final answer
    x = 106,740.85

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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.