Home / 193,560.80-289,952.40-134,463.20

Finding the Fourth Proportional to 193,560.80, 289,952.40 and 134,463.20

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Solution

The fourth proportional to 193,560.80, 289,952.40 and 134,463.20 is: 201,424.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,560.80 : 289,952.40 = 134,463.20 : x
  2. Step 2: Convert to fraction form
    193,560.80/289,952.40 = 134,463.20/x
  3. Step 3: Cross multiply
    193,560.80x = 289,952.40 × 134,463.20
  4. Step 4: Simplify right side
    193,560.80x = 38,987,927,551.68
  5. Step 5: Solve for x
    x = 38,987,927,551.68/193,560.80
  6. Step 6: Final answer
    x = 201,424.71

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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.