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Finding the Fourth Proportional to 96,348.50, 132,961.16 and 53,330.93

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Solution

The fourth proportional to 96,348.50, 132,961.16 and 53,330.93 is: 73,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,348.50 : 132,961.16 = 53,330.93 : x
  2. Step 2: Convert to fraction form
    96,348.50/132,961.16 = 53,330.93/x
  3. Step 3: Cross multiply
    96,348.50x = 132,961.16 × 53,330.93
  4. Step 4: Simplify right side
    96,348.50x = 7,090,942,316.68
  5. Step 5: Solve for x
    x = 7,090,942,316.68/96,348.50
  6. Step 6: Final answer
    x = 73,596.81

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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.