Home / 156,558.16-234,836.43-38,230.12

Finding the Fourth Proportional to 156,558.16, 234,836.43 and 38,230.12

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Solution

The fourth proportional to 156,558.16, 234,836.43 and 38,230.12 is: 57,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,558.16 : 234,836.43 = 38,230.12 : x
  2. Step 2: Convert to fraction form
    156,558.16/234,836.43 = 38,230.12/x
  3. Step 3: Cross multiply
    156,558.16x = 234,836.43 × 38,230.12
  4. Step 4: Simplify right side
    156,558.16x = 8,977,824,899.27
  5. Step 5: Solve for x
    x = 8,977,824,899.27/156,558.16
  6. Step 6: Final answer
    x = 57,344.98

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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.