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Finding the Fourth Proportional to 92,964.48, 139,397.22 and 36,802.32

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Solution

The fourth proportional to 92,964.48, 139,397.22 and 36,802.32 is: 55,183.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,964.48 : 139,397.22 = 36,802.32 : x
  2. Step 2: Convert to fraction form
    92,964.48/139,397.22 = 36,802.32/x
  3. Step 3: Cross multiply
    92,964.48x = 139,397.22 × 36,802.32
  4. Step 4: Simplify right side
    92,964.48x = 5,130,141,097.55
  5. Step 5: Solve for x
    x = 5,130,141,097.55/92,964.48
  6. Step 6: Final answer
    x = 55,183.88

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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.