Home / 156,435.66-234,596.25-56,571.90

Finding the Fourth Proportional to 156,435.66, 234,596.25 and 56,571.90

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Solution

The fourth proportional to 156,435.66, 234,596.25 and 56,571.90 is: 84,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,435.66 : 234,596.25 = 56,571.90 : x
  2. Step 2: Convert to fraction form
    156,435.66/234,596.25 = 56,571.90/x
  3. Step 3: Cross multiply
    156,435.66x = 234,596.25 × 56,571.90
  4. Step 4: Simplify right side
    156,435.66x = 13,271,555,595.38
  5. Step 5: Solve for x
    x = 13,271,555,595.38/156,435.66
  6. Step 6: Final answer
    x = 84,837.15

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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.