Home / 118,233.20-177,205.80-51,532.40

Finding the Fourth Proportional to 118,233.20, 177,205.80 and 51,532.40

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Solution

The fourth proportional to 118,233.20, 177,205.80 and 51,532.40 is: 77,235.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,233.20 : 177,205.80 = 51,532.40 : x
  2. Step 2: Convert to fraction form
    118,233.20/177,205.80 = 51,532.40/x
  3. Step 3: Cross multiply
    118,233.20x = 177,205.80 × 51,532.40
  4. Step 4: Simplify right side
    118,233.20x = 9,131,840,167.92
  5. Step 5: Solve for x
    x = 9,131,840,167.92/118,233.20
  6. Step 6: Final answer
    x = 77,235.84

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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.