Home / 152,052.72-228,106.48-52,187.12

Finding the Fourth Proportional to 152,052.72, 228,106.48 and 52,187.12

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Solution

The fourth proportional to 152,052.72, 228,106.48 and 52,187.12 is: 78,290.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,052.72 : 228,106.48 = 52,187.12 : x
  2. Step 2: Convert to fraction form
    152,052.72/228,106.48 = 52,187.12/x
  3. Step 3: Cross multiply
    152,052.72x = 228,106.48 × 52,187.12
  4. Step 4: Simplify right side
    152,052.72x = 11,904,220,244.54
  5. Step 5: Solve for x
    x = 11,904,220,244.54/152,052.72
  6. Step 6: Final answer
    x = 78,290.08

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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.