Home / 152,042.10-228,063.15-112,773.30

Finding the Fourth Proportional to 152,042.10, 228,063.15 and 112,773.30

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Solution

The fourth proportional to 152,042.10, 228,063.15 and 112,773.30 is: 169,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,042.10 : 228,063.15 = 112,773.30 : x
  2. Step 2: Convert to fraction form
    152,042.10/228,063.15 = 112,773.30/x
  3. Step 3: Cross multiply
    152,042.10x = 228,063.15 × 112,773.30
  4. Step 4: Simplify right side
    152,042.10x = 25,719,434,033.90
  5. Step 5: Solve for x
    x = 25,719,434,033.90/152,042.10
  6. Step 6: Final answer
    x = 169,159.95

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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.