Home / 166,401.62-249,528.44-103,219.19

Finding the Fourth Proportional to 166,401.62, 249,528.44 and 103,219.19

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Solution

The fourth proportional to 166,401.62, 249,528.44 and 103,219.19 is: 154,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,401.62 : 249,528.44 = 103,219.19 : x
  2. Step 2: Convert to fraction form
    166,401.62/249,528.44 = 103,219.19/x
  3. Step 3: Cross multiply
    166,401.62x = 249,528.44 × 103,219.19
  4. Step 4: Simplify right side
    166,401.62x = 25,756,122,469.17
  5. Step 5: Solve for x
    x = 25,756,122,469.17/166,401.62
  6. Step 6: Final answer
    x = 154,782.89

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1.5x scale

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.