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Finding the Fourth Proportional to 193,196.68, 289,813.40 and 60,041.08

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Solution

The fourth proportional to 193,196.68, 289,813.40 and 60,041.08 is: 90,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,196.68 : 289,813.40 = 60,041.08 : x
  2. Step 2: Convert to fraction form
    193,196.68/289,813.40 = 60,041.08/x
  3. Step 3: Cross multiply
    193,196.68x = 289,813.40 × 60,041.08
  4. Step 4: Simplify right side
    193,196.68x = 17,400,709,534.47
  5. Step 5: Solve for x
    x = 17,400,709,534.47/193,196.68
  6. Step 6: Final answer
    x = 90,067.33

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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.