Home / 152,326.20-228,528.72-89,199.66

Finding the Fourth Proportional to 152,326.20, 228,528.72 and 89,199.66

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Solution

The fourth proportional to 152,326.20, 228,528.72 and 89,199.66 is: 133,822.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,326.20 : 228,528.72 = 89,199.66 : x
  2. Step 2: Convert to fraction form
    152,326.20/228,528.72 = 89,199.66/x
  3. Step 3: Cross multiply
    152,326.20x = 228,528.72 × 89,199.66
  4. Step 4: Simplify right side
    152,326.20x = 20,384,684,124.24
  5. Step 5: Solve for x
    x = 20,384,684,124.24/152,326.20
  6. Step 6: Final answer
    x = 133,822.57

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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.