Home / 152,063.80-228,074.10-52,228.60

Finding the Fourth Proportional to 152,063.80, 228,074.10 and 52,228.60

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Solution

The fourth proportional to 152,063.80, 228,074.10 and 52,228.60 is: 78,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,063.80 : 228,074.10 = 52,228.60 : x
  2. Step 2: Convert to fraction form
    152,063.80/228,074.10 = 52,228.60/x
  3. Step 3: Cross multiply
    152,063.80x = 228,074.10 × 52,228.60
  4. Step 4: Simplify right side
    152,063.80x = 11,911,990,939.26
  5. Step 5: Solve for x
    x = 11,911,990,939.26/152,063.80
  6. Step 6: Final answer
    x = 78,335.48

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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.