Home / 108,539.01-162,793.73-28,570.28

Finding the Fourth Proportional to 108,539.01, 162,793.73 and 28,570.28

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Solution

The fourth proportional to 108,539.01, 162,793.73 and 28,570.28 is: 42,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,539.01 : 162,793.73 = 28,570.28 : x
  2. Step 2: Convert to fraction form
    108,539.01/162,793.73 = 28,570.28/x
  3. Step 3: Cross multiply
    108,539.01x = 162,793.73 × 28,570.28
  4. Step 4: Simplify right side
    108,539.01x = 4,651,061,888.77
  5. Step 5: Solve for x
    x = 4,651,061,888.77/108,539.01
  6. Step 6: Final answer
    x = 42,851.52

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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.