Home / 118,191.96-177,317.10-39,306.87

Finding the Fourth Proportional to 118,191.96, 177,317.10 and 39,306.87

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Solution

The fourth proportional to 118,191.96, 177,317.10 and 39,306.87 is: 58,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,191.96 : 177,317.10 = 39,306.87 : x
  2. Step 2: Convert to fraction form
    118,191.96/177,317.10 = 39,306.87/x
  3. Step 3: Cross multiply
    118,191.96x = 177,317.10 × 39,306.87
  4. Step 4: Simplify right side
    118,191.96x = 6,969,780,198.48
  5. Step 5: Solve for x
    x = 6,969,780,198.48/118,191.96
  6. Step 6: Final answer
    x = 58,970.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.