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Finding the Fourth Proportional to 93,256.33, 128,689.71 and 52,969.97

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Solution

The fourth proportional to 93,256.33, 128,689.71 and 52,969.97 is: 73,096.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,256.33 : 128,689.71 = 52,969.97 : x
  2. Step 2: Convert to fraction form
    93,256.33/128,689.71 = 52,969.97/x
  3. Step 3: Cross multiply
    93,256.33x = 128,689.71 × 52,969.97
  4. Step 4: Simplify right side
    93,256.33x = 6,816,689,888.71
  5. Step 5: Solve for x
    x = 6,816,689,888.71/93,256.33
  6. Step 6: Final answer
    x = 73,096.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.