Home / 193,003.30-289,823.28-130,226.68

Finding the Fourth Proportional to 193,003.30, 289,823.28 and 130,226.68

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Solution

The fourth proportional to 193,003.30, 289,823.28 and 130,226.68 is: 195,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,003.30 : 289,823.28 = 130,226.68 : x
  2. Step 2: Convert to fraction form
    193,003.30/289,823.28 = 130,226.68/x
  3. Step 3: Cross multiply
    193,003.30x = 289,823.28 × 130,226.68
  4. Step 4: Simplify right side
    193,003.30x = 37,742,723,541.11
  5. Step 5: Solve for x
    x = 37,742,723,541.11/193,003.30
  6. Step 6: Final answer
    x = 195,554.81

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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.