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Finding the Fourth Proportional to 96,501, 133,171.38 and 54,059.52

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Solution

The fourth proportional to 96,501, 133,171.38 and 54,059.52 is: 74,602.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,501 : 133,171.38 = 54,059.52 : x
  2. Step 2: Convert to fraction form
    96,501/133,171.38 = 54,059.52/x
  3. Step 3: Cross multiply
    96,501x = 133,171.38 × 54,059.52
  4. Step 4: Simplify right side
    96,501x = 7,199,180,880.54
  5. Step 5: Solve for x
    x = 7,199,180,880.54/96,501
  6. Step 6: Final answer
    x = 74,602.14

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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.