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Finding the Fourth Proportional to 176,937, 265,405.52 and 45,609

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Solution

The fourth proportional to 176,937, 265,405.52 and 45,609 is: 68,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,937 : 265,405.52 = 45,609 : x
  2. Step 2: Convert to fraction form
    176,937/265,405.52 = 45,609/x
  3. Step 3: Cross multiply
    176,937x = 265,405.52 × 45,609
  4. Step 4: Simplify right side
    176,937x = 12,104,880,361.68
  5. Step 5: Solve for x
    x = 12,104,880,361.68/176,937
  6. Step 6: Final answer
    x = 68,413.51

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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.