Home / 108,753.08-163,189.08-42,195.84

Finding the Fourth Proportional to 108,753.08, 163,189.08 and 42,195.84

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Solution

The fourth proportional to 108,753.08, 163,189.08 and 42,195.84 is: 63,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,753.08 : 163,189.08 = 42,195.84 : x
  2. Step 2: Convert to fraction form
    108,753.08/163,189.08 = 42,195.84/x
  3. Step 3: Cross multiply
    108,753.08x = 163,189.08 × 42,195.84
  4. Step 4: Simplify right side
    108,753.08x = 6,885,900,006.94
  5. Step 5: Solve for x
    x = 6,885,900,006.94/108,753.08
  6. Step 6: Final answer
    x = 63,316.83

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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.