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Finding the Fourth Proportional to 93,035.99, 128,389.05 and 50,594.42

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Solution

The fourth proportional to 93,035.99, 128,389.05 and 50,594.42 is: 69,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,035.99 : 128,389.05 = 50,594.42 : x
  2. Step 2: Convert to fraction form
    93,035.99/128,389.05 = 50,594.42/x
  3. Step 3: Cross multiply
    93,035.99x = 128,389.05 × 50,594.42
  4. Step 4: Simplify right side
    93,035.99x = 6,495,769,840.07
  5. Step 5: Solve for x
    x = 6,495,769,840.07/93,035.99
  6. Step 6: Final answer
    x = 69,819.97

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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.