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Finding the Fourth Proportional to 108,779.52, 163,184.85 and 48,057.42

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Solution

The fourth proportional to 108,779.52, 163,184.85 and 48,057.42 is: 72,093.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,779.52 : 163,184.85 = 48,057.42 : x
  2. Step 2: Convert to fraction form
    108,779.52/163,184.85 = 48,057.42/x
  3. Step 3: Cross multiply
    108,779.52x = 163,184.85 × 48,057.42
  4. Step 4: Simplify right side
    108,779.52x = 7,842,242,874.09
  5. Step 5: Solve for x
    x = 7,842,242,874.09/108,779.52
  6. Step 6: Final answer
    x = 72,093.01

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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.