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Finding the Fourth Proportional to 193,135.92, 289,717.40 and 59,998.40

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Solution

The fourth proportional to 193,135.92, 289,717.40 and 59,998.40 is: 90,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,135.92 : 289,717.40 = 59,998.40 : x
  2. Step 2: Convert to fraction form
    193,135.92/289,717.40 = 59,998.40/x
  3. Step 3: Cross multiply
    193,135.92x = 289,717.40 × 59,998.40
  4. Step 4: Simplify right side
    193,135.92x = 17,382,580,452.16
  5. Step 5: Solve for x
    x = 17,382,580,452.16/193,135.92
  6. Step 6: Final answer
    x = 90,001.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.