Home / 49,655.68-68,444.88-40,687.36

Finding the Fourth Proportional to 49,655.68, 68,444.88 and 40,687.36

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Solution

The fourth proportional to 49,655.68, 68,444.88 and 40,687.36 is: 56,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,655.68 : 68,444.88 = 40,687.36 : x
  2. Step 2: Convert to fraction form
    49,655.68/68,444.88 = 40,687.36/x
  3. Step 3: Cross multiply
    49,655.68x = 68,444.88 × 40,687.36
  4. Step 4: Simplify right side
    49,655.68x = 2,784,841,472.72
  5. Step 5: Solve for x
    x = 2,784,841,472.72/49,655.68
  6. Step 6: Final answer
    x = 56,083.04

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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.