Home / 245,301.12-367,687.20-118,673.80

Finding the Fourth Proportional to 245,301.12, 367,687.20 and 118,673.80

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Solution

The fourth proportional to 245,301.12, 367,687.20 and 118,673.80 is: 177,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,301.12 : 367,687.20 = 118,673.80 : x
  2. Step 2: Convert to fraction form
    245,301.12/367,687.20 = 118,673.80/x
  3. Step 3: Cross multiply
    245,301.12x = 367,687.20 × 118,673.80
  4. Step 4: Simplify right side
    245,301.12x = 43,634,837,235.36
  5. Step 5: Solve for x
    x = 43,634,837,235.36/245,301.12
  6. Step 6: Final answer
    x = 177,882.75

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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.