Home / 156,336.64-234,447.48-53,724.85

Finding the Fourth Proportional to 156,336.64, 234,447.48 and 53,724.85

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Solution

The fourth proportional to 156,336.64, 234,447.48 and 53,724.85 is: 80,567.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,336.64 : 234,447.48 = 53,724.85 : x
  2. Step 2: Convert to fraction form
    156,336.64/234,447.48 = 53,724.85/x
  3. Step 3: Cross multiply
    156,336.64x = 234,447.48 × 53,724.85
  4. Step 4: Simplify right side
    156,336.64x = 12,595,655,695.88
  5. Step 5: Solve for x
    x = 12,595,655,695.88/156,336.64
  6. Step 6: Final answer
    x = 80,567.52

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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.