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Finding the Fourth Proportional to 93,103.19, 128,483.01 and 50,662.02

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Solution

The fourth proportional to 93,103.19, 128,483.01 and 50,662.02 is: 69,913.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,103.19 : 128,483.01 = 50,662.02 : x
  2. Step 2: Convert to fraction form
    93,103.19/128,483.01 = 50,662.02/x
  3. Step 3: Cross multiply
    93,103.19x = 128,483.01 × 50,662.02
  4. Step 4: Simplify right side
    93,103.19x = 6,509,208,822.28
  5. Step 5: Solve for x
    x = 6,509,208,822.28/93,103.19
  6. Step 6: Final answer
    x = 69,913.92

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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.