Home / 68,654.96-94,739.26-38,435.18

Finding the Fourth Proportional to 68,654.96, 94,739.26 and 38,435.18

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Solution

The fourth proportional to 68,654.96, 94,739.26 and 38,435.18 is: 53,037.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,654.96 : 94,739.26 = 38,435.18 : x
  2. Step 2: Convert to fraction form
    68,654.96/94,739.26 = 38,435.18/x
  3. Step 3: Cross multiply
    68,654.96x = 94,739.26 × 38,435.18
  4. Step 4: Simplify right side
    68,654.96x = 3,641,320,511.17
  5. Step 5: Solve for x
    x = 3,641,320,511.17/68,654.96
  6. Step 6: Final answer
    x = 53,037.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.