Home / 108,520.48-162,779.64-29,632.96

Finding the Fourth Proportional to 108,520.48, 162,779.64 and 29,632.96

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Solution

The fourth proportional to 108,520.48, 162,779.64 and 29,632.96 is: 44,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,520.48 : 162,779.64 = 29,632.96 : x
  2. Step 2: Convert to fraction form
    108,520.48/162,779.64 = 29,632.96/x
  3. Step 3: Cross multiply
    108,520.48x = 162,779.64 × 29,632.96
  4. Step 4: Simplify right side
    108,520.48x = 4,823,642,560.93
  5. Step 5: Solve for x
    x = 4,823,642,560.93/108,520.48
  6. Step 6: Final answer
    x = 44,449.15

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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.