Home / 193,155.07-289,812.32-104,303.94

Finding the Fourth Proportional to 193,155.07, 289,812.32 and 104,303.94

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Solution

The fourth proportional to 193,155.07, 289,812.32 and 104,303.94 is: 156,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,155.07 : 289,812.32 = 104,303.94 : x
  2. Step 2: Convert to fraction form
    193,155.07/289,812.32 = 104,303.94/x
  3. Step 3: Cross multiply
    193,155.07x = 289,812.32 × 104,303.94
  4. Step 4: Simplify right side
    193,155.07x = 30,228,566,315.02
  5. Step 5: Solve for x
    x = 30,228,566,315.02/193,155.07
  6. Step 6: Final answer
    x = 156,498.95

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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.