Home / 108,849.72-150,199.01-60,445.05

Finding the Fourth Proportional to 108,849.72, 150,199.01 and 60,445.05

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Solution

The fourth proportional to 108,849.72, 150,199.01 and 60,445.05 is: 83,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,849.72 : 150,199.01 = 60,445.05 : x
  2. Step 2: Convert to fraction form
    108,849.72/150,199.01 = 60,445.05/x
  3. Step 3: Cross multiply
    108,849.72x = 150,199.01 × 60,445.05
  4. Step 4: Simplify right side
    108,849.72x = 9,078,786,367.18
  5. Step 5: Solve for x
    x = 9,078,786,367.18/108,849.72
  6. Step 6: Final answer
    x = 83,406.61

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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.