Home / 152,097.20-228,125.10-39,786.20

Finding the Fourth Proportional to 152,097.20, 228,125.10 and 39,786.20

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Solution

The fourth proportional to 152,097.20, 228,125.10 and 39,786.20 is: 59,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,097.20 : 228,125.10 = 39,786.20 : x
  2. Step 2: Convert to fraction form
    152,097.20/228,125.10 = 39,786.20/x
  3. Step 3: Cross multiply
    152,097.20x = 228,125.10 × 39,786.20
  4. Step 4: Simplify right side
    152,097.20x = 9,076,230,853.62
  5. Step 5: Solve for x
    x = 9,076,230,853.62/152,097.20
  6. Step 6: Final answer
    x = 59,673.89

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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.