Home / 48,321.81-66,684.84-29,198.91

Finding the Fourth Proportional to 48,321.81, 66,684.84 and 29,198.91

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Solution

The fourth proportional to 48,321.81, 66,684.84 and 29,198.91 is: 40,294.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,321.81 : 66,684.84 = 29,198.91 : x
  2. Step 2: Convert to fraction form
    48,321.81/66,684.84 = 29,198.91/x
  3. Step 3: Cross multiply
    48,321.81x = 66,684.84 × 29,198.91
  4. Step 4: Simplify right side
    48,321.81x = 1,947,124,641.52
  5. Step 5: Solve for x
    x = 1,947,124,641.52/48,321.81
  6. Step 6: Final answer
    x = 40,294.94

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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.