Home / 55,789.64-83,686.06-16,346.80

Finding the Fourth Proportional to 55,789.64, 83,686.06 and 16,346.80

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Solution

The fourth proportional to 55,789.64, 83,686.06 and 16,346.80 is: 24,520.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,789.64 : 83,686.06 = 16,346.80 : x
  2. Step 2: Convert to fraction form
    55,789.64/83,686.06 = 16,346.80/x
  3. Step 3: Cross multiply
    55,789.64x = 83,686.06 × 16,346.80
  4. Step 4: Simplify right side
    55,789.64x = 1,367,999,285.61
  5. Step 5: Solve for x
    x = 1,367,999,285.61/55,789.64
  6. Step 6: Final answer
    x = 24,520.67

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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.