Home / 156,851.15-235,257.28-92,847.38

Finding the Fourth Proportional to 156,851.15, 235,257.28 and 92,847.38

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Solution

The fourth proportional to 156,851.15, 235,257.28 and 92,847.38 is: 139,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,851.15 : 235,257.28 = 92,847.38 : x
  2. Step 2: Convert to fraction form
    156,851.15/235,257.28 = 92,847.38/x
  3. Step 3: Cross multiply
    156,851.15x = 235,257.28 × 92,847.38
  4. Step 4: Simplify right side
    156,851.15x = 21,843,020,665.52
  5. Step 5: Solve for x
    x = 21,843,020,665.52/156,851.15
  6. Step 6: Final answer
    x = 139,259.56

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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.