Home / 156,181.40-234,223.61-56,328.62

Finding the Fourth Proportional to 156,181.40, 234,223.61 and 56,328.62

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Solution

The fourth proportional to 156,181.40, 234,223.61 and 56,328.62 is: 84,475.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,181.40 : 234,223.61 = 56,328.62 : x
  2. Step 2: Convert to fraction form
    156,181.40/234,223.61 = 56,328.62/x
  3. Step 3: Cross multiply
    156,181.40x = 234,223.61 × 56,328.62
  4. Step 4: Simplify right side
    156,181.40x = 13,193,491,666.02
  5. Step 5: Solve for x
    x = 13,193,491,666.02/156,181.40
  6. Step 6: Final answer
    x = 84,475.43

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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.