Home / 193,155.36-289,816.28-104,471.32

Finding the Fourth Proportional to 193,155.36, 289,816.28 and 104,471.32

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Solution

The fourth proportional to 193,155.36, 289,816.28 and 104,471.32 is: 156,752.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,155.36 : 289,816.28 = 104,471.32 : x
  2. Step 2: Convert to fraction form
    193,155.36/289,816.28 = 104,471.32/x
  3. Step 3: Cross multiply
    193,155.36x = 289,816.28 × 104,471.32
  4. Step 4: Simplify right side
    193,155.36x = 30,277,489,329.09
  5. Step 5: Solve for x
    x = 30,277,489,329.09/193,155.36
  6. Step 6: Final answer
    x = 156,752.00

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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.