Home / 193,246.20-289,869.30-53,004.60

Finding the Fourth Proportional to 193,246.20, 289,869.30 and 53,004.60

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Solution

The fourth proportional to 193,246.20, 289,869.30 and 53,004.60 is: 79,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,246.20 : 289,869.30 = 53,004.60 : x
  2. Step 2: Convert to fraction form
    193,246.20/289,869.30 = 53,004.60/x
  3. Step 3: Cross multiply
    193,246.20x = 289,869.30 × 53,004.60
  4. Step 4: Simplify right side
    193,246.20x = 15,364,406,298.78
  5. Step 5: Solve for x
    x = 15,364,406,298.78/193,246.20
  6. Step 6: Final answer
    x = 79,506.90

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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.