Home / 175,138.45-262,744.57-56,800.56

Finding the Fourth Proportional to 175,138.45, 262,744.57 and 56,800.56

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Solution

The fourth proportional to 175,138.45, 262,744.57 and 56,800.56 is: 85,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,138.45 : 262,744.57 = 56,800.56 : x
  2. Step 2: Convert to fraction form
    175,138.45/262,744.57 = 56,800.56/x
  3. Step 3: Cross multiply
    175,138.45x = 262,744.57 × 56,800.56
  4. Step 4: Simplify right side
    175,138.45x = 14,924,038,712.96
  5. Step 5: Solve for x
    x = 14,924,038,712.96/175,138.45
  6. Step 6: Final answer
    x = 85,212.81

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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.