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Finding the Fourth Proportional to 155,992.63, 234,018.12 and 62,505.67

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Solution

The fourth proportional to 155,992.63, 234,018.12 and 62,505.67 is: 93,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,992.63 : 234,018.12 = 62,505.67 : x
  2. Step 2: Convert to fraction form
    155,992.63/234,018.12 = 62,505.67/x
  3. Step 3: Cross multiply
    155,992.63x = 234,018.12 × 62,505.67
  4. Step 4: Simplify right side
    155,992.63x = 14,627,459,382.74
  5. Step 5: Solve for x
    x = 14,627,459,382.74/155,992.63
  6. Step 6: Final answer
    x = 93,770.20

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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.