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Finding the Fourth Proportional to 163,172.16, 244,728.96 and 44,828.16

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Solution

The fourth proportional to 163,172.16, 244,728.96 and 44,828.16 is: 67,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,172.16 : 244,728.96 = 44,828.16 : x
  2. Step 2: Convert to fraction form
    163,172.16/244,728.96 = 44,828.16/x
  3. Step 3: Cross multiply
    163,172.16x = 244,728.96 × 44,828.16
  4. Step 4: Simplify right side
    163,172.16x = 10,970,748,975.51
  5. Step 5: Solve for x
    x = 10,970,748,975.51/163,172.16
  6. Step 6: Final answer
    x = 67,234.20

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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.