Home / 156,846.24-216,447.34-85,226.48

Finding the Fourth Proportional to 156,846.24, 216,447.34 and 85,226.48

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Solution

The fourth proportional to 156,846.24, 216,447.34 and 85,226.48 is: 117,612.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,846.24 : 216,447.34 = 85,226.48 : x
  2. Step 2: Convert to fraction form
    156,846.24/216,447.34 = 85,226.48/x
  3. Step 3: Cross multiply
    156,846.24x = 216,447.34 × 85,226.48
  4. Step 4: Simplify right side
    156,846.24x = 18,447,044,893.56
  5. Step 5: Solve for x
    x = 18,447,044,893.56/156,846.24
  6. Step 6: Final answer
    x = 117,612.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.