Home / 141,007.33-194,586.75-77,344.57

Finding the Fourth Proportional to 141,007.33, 194,586.75 and 77,344.57

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Solution

The fourth proportional to 141,007.33, 194,586.75 and 77,344.57 is: 106,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,007.33 : 194,586.75 = 77,344.57 : x
  2. Step 2: Convert to fraction form
    141,007.33/194,586.75 = 77,344.57/x
  3. Step 3: Cross multiply
    141,007.33x = 194,586.75 × 77,344.57
  4. Step 4: Simplify right side
    141,007.33x = 15,050,228,506.45
  5. Step 5: Solve for x
    x = 15,050,228,506.45/141,007.33
  6. Step 6: Final answer
    x = 106,733.66

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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.