Home / 102,853.90-154,241.70-36,281.62

Finding the Fourth Proportional to 102,853.90, 154,241.70 and 36,281.62

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Solution

The fourth proportional to 102,853.90, 154,241.70 and 36,281.62 is: 54,408.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,853.90 : 154,241.70 = 36,281.62 : x
  2. Step 2: Convert to fraction form
    102,853.90/154,241.70 = 36,281.62/x
  3. Step 3: Cross multiply
    102,853.90x = 154,241.70 × 36,281.62
  4. Step 4: Simplify right side
    102,853.90x = 5,596,138,747.55
  5. Step 5: Solve for x
    x = 5,596,138,747.55/102,853.90
  6. Step 6: Final answer
    x = 54,408.62

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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.