Home / 108,220.86-162,289.98-52,025.49

Finding the Fourth Proportional to 108,220.86, 162,289.98 and 52,025.49

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Solution

The fourth proportional to 108,220.86, 162,289.98 and 52,025.49 is: 78,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,220.86 : 162,289.98 = 52,025.49 : x
  2. Step 2: Convert to fraction form
    108,220.86/162,289.98 = 52,025.49/x
  3. Step 3: Cross multiply
    108,220.86x = 162,289.98 × 52,025.49
  4. Step 4: Simplify right side
    108,220.86x = 8,443,215,731.59
  5. Step 5: Solve for x
    x = 8,443,215,731.59/108,220.86
  6. Step 6: Final answer
    x = 78,018.38

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1.5x scale

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.