Home / 56,138.97-77,471.10-32,263.81

Finding the Fourth Proportional to 56,138.97, 77,471.10 and 32,263.81

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Solution

The fourth proportional to 56,138.97, 77,471.10 and 32,263.81 is: 44,523.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,138.97 : 77,471.10 = 32,263.81 : x
  2. Step 2: Convert to fraction form
    56,138.97/77,471.10 = 32,263.81/x
  3. Step 3: Cross multiply
    56,138.97x = 77,471.10 × 32,263.81
  4. Step 4: Simplify right side
    56,138.97x = 2,499,512,850.89
  5. Step 5: Solve for x
    x = 2,499,512,850.89/56,138.97
  6. Step 6: Final answer
    x = 44,523.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.