Home / 245,628.90-367,568.55-170,396.10

Finding the Fourth Proportional to 245,628.90, 367,568.55 and 170,396.10

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Solution

The fourth proportional to 245,628.90, 367,568.55 and 170,396.10 is: 254,987.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,628.90 : 367,568.55 = 170,396.10 : x
  2. Step 2: Convert to fraction form
    245,628.90/367,568.55 = 170,396.10/x
  3. Step 3: Cross multiply
    245,628.90x = 367,568.55 × 170,396.10
  4. Step 4: Simplify right side
    245,628.90x = 62,632,247,402.66
  5. Step 5: Solve for x
    x = 62,632,247,402.66/245,628.90
  6. Step 6: Final answer
    x = 254,987.29

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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.