Home / 198,285.12-272,581.24-170,588.56

Finding the Fourth Proportional to 198,285.12, 272,581.24 and 170,588.56

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Solution

The fourth proportional to 198,285.12, 272,581.24 and 170,588.56 is: 234,506.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,285.12 : 272,581.24 = 170,588.56 : x
  2. Step 2: Convert to fraction form
    198,285.12/272,581.24 = 170,588.56/x
  3. Step 3: Cross multiply
    198,285.12x = 272,581.24 × 170,588.56
  4. Step 4: Simplify right side
    198,285.12x = 46,499,241,214.61
  5. Step 5: Solve for x
    x = 46,499,241,214.61/198,285.12
  6. Step 6: Final answer
    x = 234,506.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.