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Finding the Fourth Proportional to 93,632.00, 129,212.17 and 51,190.54

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Solution

The fourth proportional to 93,632.00, 129,212.17 and 51,190.54 is: 70,642.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,632.00 : 129,212.17 = 51,190.54 : x
  2. Step 2: Convert to fraction form
    93,632.00/129,212.17 = 51,190.54/x
  3. Step 3: Cross multiply
    93,632.00x = 129,212.17 × 51,190.54
  4. Step 4: Simplify right side
    93,632.00x = 6,614,440,305.87
  5. Step 5: Solve for x
    x = 6,614,440,305.87/93,632.00
  6. Step 6: Final answer
    x = 70,642.95

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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.