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Finding the Fourth Proportional to 93,364.64, 139,850.02 and 63,397.27

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Solution

The fourth proportional to 93,364.64, 139,850.02 and 63,397.27 is: 94,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,364.64 : 139,850.02 = 63,397.27 : x
  2. Step 2: Convert to fraction form
    93,364.64/139,850.02 = 63,397.27/x
  3. Step 3: Cross multiply
    93,364.64x = 139,850.02 × 63,397.27
  4. Step 4: Simplify right side
    93,364.64x = 8,866,109,477.45
  5. Step 5: Solve for x
    x = 8,866,109,477.45/93,364.64
  6. Step 6: Final answer
    x = 94,962.18

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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.