Home / 49,730.67-68,653.80-38,374.74

Finding the Fourth Proportional to 49,730.67, 68,653.80 and 38,374.74

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Solution

The fourth proportional to 49,730.67, 68,653.80 and 38,374.74 is: 52,976.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,730.67 : 68,653.80 = 38,374.74 : x
  2. Step 2: Convert to fraction form
    49,730.67/68,653.80 = 38,374.74/x
  3. Step 3: Cross multiply
    49,730.67x = 68,653.80 × 38,374.74
  4. Step 4: Simplify right side
    49,730.67x = 2,634,571,725.01
  5. Step 5: Solve for x
    x = 2,634,571,725.01/49,730.67
  6. Step 6: Final answer
    x = 52,976.80

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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.