Home / 49,666.41-68,537.41-28,155.84

Finding the Fourth Proportional to 49,666.41, 68,537.41 and 28,155.84

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Solution

The fourth proportional to 49,666.41, 68,537.41 and 28,155.84 is: 38,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,666.41 : 68,537.41 = 28,155.84 : x
  2. Step 2: Convert to fraction form
    49,666.41/68,537.41 = 28,155.84/x
  3. Step 3: Cross multiply
    49,666.41x = 68,537.41 × 28,155.84
  4. Step 4: Simplify right side
    49,666.41x = 1,929,728,642.18
  5. Step 5: Solve for x
    x = 1,929,728,642.18/49,666.41
  6. Step 6: Final answer
    x = 38,853.80

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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.