Home / 152,336.20-228,504.30-47,187.40

Finding the Fourth Proportional to 152,336.20, 228,504.30 and 47,187.40

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Solution

The fourth proportional to 152,336.20, 228,504.30 and 47,187.40 is: 70,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,336.20 : 228,504.30 = 47,187.40 : x
  2. Step 2: Convert to fraction form
    152,336.20/228,504.30 = 47,187.40/x
  3. Step 3: Cross multiply
    152,336.20x = 228,504.30 × 47,187.40
  4. Step 4: Simplify right side
    152,336.20x = 10,782,523,805.82
  5. Step 5: Solve for x
    x = 10,782,523,805.82/152,336.20
  6. Step 6: Final answer
    x = 70,781.10

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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.