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Finding the Fourth Proportional to 93,333.99, 128,796.24 and 53,042.43

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Solution

The fourth proportional to 93,333.99, 128,796.24 and 53,042.43 is: 73,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,333.99 : 128,796.24 = 53,042.43 : x
  2. Step 2: Convert to fraction form
    93,333.99/128,796.24 = 53,042.43/x
  3. Step 3: Cross multiply
    93,333.99x = 128,796.24 × 53,042.43
  4. Step 4: Simplify right side
    93,333.99x = 6,831,665,544.46
  5. Step 5: Solve for x
    x = 6,831,665,544.46/93,333.99
  6. Step 6: Final answer
    x = 73,195.90

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1.5x scale

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.