Home / 152,040.60-228,060.90-112,771.80

Finding the Fourth Proportional to 152,040.60, 228,060.90 and 112,771.80

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Solution

The fourth proportional to 152,040.60, 228,060.90 and 112,771.80 is: 169,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,040.60 : 228,060.90 = 112,771.80 : x
  2. Step 2: Convert to fraction form
    152,040.60/228,060.90 = 112,771.80/x
  3. Step 3: Cross multiply
    152,040.60x = 228,060.90 × 112,771.80
  4. Step 4: Simplify right side
    152,040.60x = 25,718,838,202.62
  5. Step 5: Solve for x
    x = 25,718,838,202.62/152,040.60
  6. Step 6: Final answer
    x = 169,157.70

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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.