Home / 58,218.40-87,433.20-50,960.80

Finding the Fourth Proportional to 58,218.40, 87,433.20 and 50,960.80

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Solution

The fourth proportional to 58,218.40, 87,433.20 and 50,960.80 is: 76,533.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,218.40 : 87,433.20 = 50,960.80 : x
  2. Step 2: Convert to fraction form
    58,218.40/87,433.20 = 50,960.80/x
  3. Step 3: Cross multiply
    58,218.40x = 87,433.20 × 50,960.80
  4. Step 4: Simplify right side
    58,218.40x = 4,455,665,818.56
  5. Step 5: Solve for x
    x = 4,455,665,818.56/58,218.40
  6. Step 6: Final answer
    x = 76,533.64

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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.