Home / 156,621.44-235,025.28-56,771.84

Finding the Fourth Proportional to 156,621.44, 235,025.28 and 56,771.84

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Solution

The fourth proportional to 156,621.44, 235,025.28 and 56,771.84 is: 85,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,621.44 : 235,025.28 = 56,771.84 : x
  2. Step 2: Convert to fraction form
    156,621.44/235,025.28 = 56,771.84/x
  3. Step 3: Cross multiply
    156,621.44x = 235,025.28 × 56,771.84
  4. Step 4: Simplify right side
    156,621.44x = 13,342,817,592.12
  5. Step 5: Solve for x
    x = 13,342,817,592.12/156,621.44
  6. Step 6: Final answer
    x = 85,191.51

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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.